12 BOLT HOLES WITH CORNER NOTCH REFERENCE STANDARD 12 HOLE REFERENCE STANDARD. Hole Sizes: 25/64(.390"), 13/32(.406"), 27/64(.421"), 7/16(.437"), 29/64(.453"), 15/32(.468"), 31/64(.484"), 1/2(.500"), 33/64(.515"), 17/32(.531"), 35/64(.546"), 9/16(.562"). EDM NOTCH: .030" X. 030" x.005" ±.001" WIDE DIMENSION: 5" (L) x 2" (W) x 0.25" (T) Holes SIZE: Ø25/64(.390"), 13/32(.406"), 27/64(.421"), 7/16(.437"), 29/64(.453"), 15/32(.468"), 31/64(.484"), 1/2(.500"), 33/64(.515"), 17/32(.531"), 35/64(.546"), 9/16(.562") Hole Notch Configurations: • 0.03" x 0.03" (45°) corner notch @ 0.005"mm wide in each hole (Qty 12)

4 HOLES REFERENCE STANDARD 4 HOLE REFERENCE STANDARD, 1/8", 5/32", 1/4", 9/32", 0.03" x 0.005" +/-.001" THROUGH NOTCH ON EACH HOLE and 0.030" x 0.030" x 0.005+/- .001" CORNER NOTCH IN EACH HOLE. 0.005" +/-.001". Includes Test Report and Certificate of Conformance. DIMENSION - 2.6" (L) x 1.2" (W) x 0.25" (T)

Custom 2 Bolt Hole Calibration Block Custom Bolt Hole Calibration Block. Hole Diameter = 2 Holes Ø 0.445" each. Hole 1 = No EDM Flaws, Hole 2 = 0.030" x 0.030" x 0.004" +/- .001" EDM Notch. Block Size = 3.0" x 1.5" x .25". Includes Test Report and Certificate of Conformance. DIMENSION - 3.0" (L) x 1.5" (W) x 0.25" (T). BLOCK CONTAINS TWO HOLES DIA – Ø 0.445" (1)HOLE WITH CORNER NOTCH - 0.030" x 0.030", NOTCH WIDTH - 0.004" (1)HOLE WITHOUT FLAW.

Custom TWO Bolt Hole Calibration Block Custom Bolt Hole Calibration Block. Hole Diameter = 2 Holes Ø 0.563" each. Hole 1 = No EDM Flaws, Hole 2 = 0.030" x 0.030" x 0.004" +/- .001" EDM Notch. Block Size = 3.0" x 1.5" x .25". Includes Test Report and Certificate of Conformance. DIMENSION - 3.0" (L) x 1.5" (W) x 0.25" (T). BLOCK CONTAINS TWO HOLES DIA – Ø 0.563" (1)HOLE WITH CORNER NOTCH - 0.030" x 0.030", NOTCH WIDTH - 0.004" (1)HOLE WITHOUT FLAW.

Custom TWO Bolt Hole With ONE Flaw Calibration Block Custom Bolt Hole Calibration Block. Hole Diameter = 2 Holes Ø 0.594" each. Hole 1 = No EDM Flaws, Hole 2 = 0.030" x 0.030" x 0.004" +/- .001" EDM Notch. Block Size = 3.0" x 1.5" x .25". Includes Test Report and Certificate of Conformance. DIMENSION - 3.0" (L) x 1.5" (W) x 0.25" (T). BLOCK CONTAINS TWO HOLES DIA – Ø 0.594" (1)HOLE WITH CORNER NOTCH - 0.030" x 0.030", NOTCH WIDTH - 0.004" (1)HOLE WITHOUT FLAW.

Custom 2 Bolt Hole with 1 Flaw Reference Block Custom Bolt Hole Calibration Block. Hole Diameter = 2 Holes Ø 0.657" each. Hole 1 = No EDM Flaws, Hole 2 = 0.030" x 0.030" x 0.004" +/- .001" EDM Notch. Block Size = 3.0" x 1.5" x .25". Includes Test Report and Certificate of Conformance. DIMENSION - 3.0" (L) x 1.5" (W) x 0.25" (T). BLOCK CONTAINS TWO HOLES DIA – Ø 0.657" (1)HOLE WITH CORNER NOTCH - 0.030" x 0.030", NOTCH WIDTH - 0.004" (1)HOLE WITHOUT FLAW. NOTE: For special alloy request by mail.

Custom Bolt Hole Block Custom Bolt Hole Calibration Block. Hole Diameter = 2 Holes Ø 0.689" each. Hole 1 = No EDM Flaws, Hole 2 = 0.030" x 0.030" x 0.004" +/- .001" EDM Notch. Block Size = 3.0" x 1.5" x .25". Includes Test Report and Certificate of Conformance. DIMENSION - 3.0" (L) x 1.5" (W) x 0.25" (T). BLOCK CONTAINS TWO HOLES DIA – Ø 0.689" (1)HOLE WITH CORNER NOTCH - 0.030" x 0.030", NOTCH WIDTH - 0.004" (1)HOLE WITHOUT FLAW.

Custom 2 Bolt Hole Block Custom Bolt Hole Calibration Block. Hole Diameter = 2 Holes Ø 0.760" each. Hole 1 = No EDM Flaws, Hole 2 = 0.030" x 0.030" x 0.004" +/- .001" EDM Notch. Block Size = 3.0" x 1.5" x .25". Includes Test Report and Certificate of Conformance. DIMENSION - 3.0" (L) x 1.5" (W) x 0.25" (T). BLOCK CONTAINS TWO HOLES DIA – Ø 0.760" (1)HOLE WITH CORNER NOTCH - 0.030" x 0.030", NOTCH WIDTH - 0.004" (1)HOLE WITHOUT FLAW. NOTE: For special alloy request by mail.

3 HOLE REFERENCE STANDARD BLOCK 3 HOLE REFERENCE STANDARD. HOLE SIZES: 1/4", 5/16", 3/8" TOTAL OF 3 EDM CORNER NOTCHES .030" x .030". 3 EDM SURFACE NOTCHES 0.008", 0.020", 0.040". Includes Test Report and Certificate of Conformance. DIMENSION - 3" (L) X 1.2" (W) X 0.2" (T) EACH HOLES CONTAINS CORNER NOTCH AND (3) EDM SURFACE NOTCH HOLE SIZE - Ø1/4", 5/16", 3/8" CORNER NOTCH - 0.030" x 0.030", CORNER NOTCH WIDTH – 0.004" SURFACE NOTCH DEPTH - 0.008", 0.020", 0.040", SURFACE NOTCH WIDTH - 0.004"

5 HOLE REFERENCE STANDARD Multi-hole reference standard. Contains 5 hole sizes; 1/8", 5/32", 3/16", 7/32" and 1/4" inch hole diameters (0.030" x 0.030" corner EDM notch in each hole). Includes Test Report and Certificate of Conformance. DIMENSION – 2.6" (L) X 1" (W) X 0.25" (T) EACH HOLES CONTAINS CORNER NOTCH HOLE SIZE - Ø1/8", 5/32", 3/16", 7/32" and 1/4" CORNER NOTCH - 0.030" x 0.030", CORNER NOTCH WIDTH - 0.004" NOTE: For special alloy request by mail.

12 HOLES REFERENCE STANDARD 12 HOLE REFERENCE STANDARD WITH A .020" MID WALL NOTCH, .030" CORNER NOTCH, .050" CORNER NOTCH, .010" ,.020", .040: .050" SURFACE NOTCH DIMENSION: 6" (L) x 2.5" (W) x 0.25" (T) Holes SIZE: Ø0.12", 0.22", 0.25", 0.28", 0.31", 0.34", 0.38", 0.43", 0.5", 0.56", 0.63" and 0.75" Surface Notches: Qty 4 @ 0.01", 0.02", 0.04" and 0.05" deep x 1" long Hole Notch Configurations: (1)0.03" x 0.03" (45°) corner notch @ 0.004" wide in each hole (Qty 12) (1) 0.02" full-bore (thru) notch @0.004" wide in each hole - (Qty 12) (1) Full-bore (thru) notch @ 0.02" deep x 0.004" wide and (1) 0.05" x 0.05" (45°) corner notch @ 0.004" wide in each hole, 180° apart (Qty 24) (1) Mid-bore notch @ 0.03" deep x 0.004" wide x 0.06" long in each hole - (Qty 12). Notch Width (All): 0.004"mm (± .025)

12 HOLES WITH CORNER NOTCH REFERENCE STANDARD 12 HOLE REFERENCE STANDARD 0.156", 0.187", 0.199", 0.218", 0.250", 0.281", 0.312", 0.343", 0.375", 0.406", 0.437", 0.500", 0.030" X 0.030" CORNER NOTCH, 0.050" X 0.050" CORNER NOTCH ( 24 EDM NOTCHES TOTAL). DIMENSION: 6" (L) x 2.5" (W) x 0.25" (T) Holes SIZE: Ø0.156", 0.187", 0.199", 0.218", 0.250", 0.281", 0.312", 0.343", 0.375", 0.406", 0.437", 0.500" Hole Notch Configurations: (1)0.03" x 0.03" (45°) corner notch @ 0.004" wide in each hole (Qty 12) (1) 0.05" x 0.05" (45°) corner notch @ 0.004" wide in each hole, 180° apart (Qty 12)

12 HOLES WITH CORNER AND SURFACE NOTCH REFERENCE STANDARD Contains 12 hole sizes; 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 7/16", 1/2", 9/16", 5/8" and 3/4" inch diameters.( .030" X .030" CORNER NOTCH and 3 SURFACE NOTCHES .010", .020", .040" DEEP x .750" LONG.) DIMENSION: 6" (L) x 2.5" (W) x 0.25" (T) Holes SIZE: Ø3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 7/16", 1/2", 9/16", 5/8" and 3/4" Surface Notches: Qty 4 @ 0.010", 0.020", 0.040" deep x 0.75 long" X 0.004" wide Hole Notch Configurations: 0.030" X 0.030" (45°) corner notch @ 0.004" wide in each hole

12 HOLES WITH CORNER AND SURFACE NOTCH CALIBRATION REFERENCE STANDARD 12 HOLE REFERENCE STANDARD 1018 STEEL HOLE SIZES: 0.156", 0.187", 0.250", 0.312", 0.375", 0.437", 0.500", 0.562", 0.625", 0.687", 0.750", AND 1.0" ( 0.030 X 0.030 CORNER NOTCH and 3 SURFACE NOTCHES 0.010", 0.020", 0.040" DEEP x 0.750" LONG) DIMENSION: 6" (L) x 2.5" (W) x 0.25" (T) Holes SIZE: Ø0.156", 0.187", 0.250", 0.312", 0.375", 0.437", 0.500", 0.562", 0.625", 0.687", 0.750", AND 1.0" Surface Notches: Qty 3 @ 0.010", 0.020", 0.040"deep x 0.750" long X 0.004" wide Hole Notch Configurations: 0.03" x 0.03" (45°) corner notch @ 0.004" wide in each hole

12 BOLT HOLES WITH CORNER AND SURFACE NOTCH REFERENCE STANDARD 12 HOLE REFERENCE STANDARD. HOLE SIZES: 1/8", 5/32", 3/16", 7/32" 1/4", 5/16", 3/8", 7/16", 1/2", 9/16" 5/8", 3/4", 0.030" x 0.030" CORNER NOTCH 0.008", 0.020", 0.040" SURFACE NOTCHES. 0.005" +/-.001" DIMENSION: 6" (L) x 2.5" (W) x 0.25" (T) Holes SIZE: Ø1/8", 5/32", 3/16", 7/32" 1/4", 5/16", 3/8", 7/16", 1/2", 9/16" 5/8", 3/4" Surface Notches: Qty 3 @ 0.008", 0.020", and 0.040" deep x 0.750" long X 0.005" wide Hole Notch Configurations: 0.03" x 0.03" (45°) corner notch @ 0.005" wide in each hole NOTE: For special alloy request by mail.

12 BOLT HOLES REFERENCE STANDARD 12 hole sizes; 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 7/16", 1/2", 9/16", 5/8" and 3/4" inch diameters, 0.030" X 0.030" Corner EDM Notches 0.005"(+/- .001") wide, 0.020" full bore thru EDM notches 0.005"(+/- .001") deep and 3 SURFACE NOTCHES 0.010", 0.020", 0.040" Deep DIMENSION: 6" (L) x 2.5" (W) x 0.25" (T) Holes SIZE: Ø3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 7/16", 1/2", 9/16", 5/8" and 3/4" Surface Notches: Qty 3 @ 0.010", 0.020", 0.040" deep x 0.75" long X 0.005" wide Hole Notch Configurations: • 0.03" x 0.03" (45°) corner notch @ 0.005"mm wide in each hole (Qty 12) • 0.02" full-bore (thru) notch @ 0.004" wide in each hole - (Qty 12)

Custom 4 Holes Calibration Standard Custom calibration standard containing 4 hole sizes of 0.2", 0.24", 0.31" and 0.4". Each hole has a .100" x .100" x .005" W +/- .002". Includes Test Report and Certificate of Conformance. DIMENSION – 2.5" (L) x 1.2" (W) x 0.25" (T) EACH HOLE CONTAIN CORNER NOTCH HOLE SIZE - Ø0.2", 0.24", 0.31" and 0.4" CORNER NOTCH - 0.100" x 0.100" NOTCH WIDTH - 0.005"

12 BOLT HOLES WITH CORNER AND MID WALL NOTCH REFERENCE STANDARD 12 Hole Calibration Standard, Hole Sizes; 1/8", 5/32", 3/16", 7/32" 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 3/4" inch diameters. (0.030" x 0.030" Corner and 0.020" x 0.020" Midwall EDM Notches in each Hole. Includes Test Report and Certificate of Conformance. DIMENSION: 6" (L) x 2.5" (W) x 0.25" (T) Holes SIZE: Ø1/8", 5/32", 3/16", 7/32" 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", and 3/4" Hole Notch Configurations: • 0.03" x 0.03" (45°) corner notch @ 0.005" wide in each hole (Qty 12) • 0.02" (L) X 0.02" (D) MID-WALL NOTCH @0.005" wide in each hole - (Qty 12)

11 BOLT HOLES WITH CORNER AND SURFACE NOTCH CALIBRATION REFERENCE STANDARD 11 hole Reference Standard. Contains 11 hole sizes; 7/64", 1/8", 3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 5/8", 3/4" and 1.0" inch diameters.( 0.030" X 0.030" Corner EDM Notch and 3 Surface EDM Notches at .010", .020", .040" DEEP x .750" LONG.) Includes Test Report and Certificate of Conformance. DIMENSION: 6" (L) x 2.5" (W) x 0.25" (T) Holes SIZE: Ø7/64", 1/8", 3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 5/8", 3/4" and 1.0" Surface Notches: Qty 3 @ 0.01", 0.02" and 0.04" deep x 0.75" long X 0.006" wide Hole Notch Configurations: • 0.03" x 0.03" (45°) corner notch @ 0.005" wide in each hole (Qty 12)

12 BOLT HOLES WITH 2 CORNER NOTCH REFERENCE STANDARD 12 HOLE REFERENCE STANDARD WITH 0.020" x 0.020" and 0.030" x 0.030" CORNER EDM NOTCH. HOLE SIZES: 1/8", 5/32", 3/16", 13/64", 7/32", 5/64", 1/4", 17/64", 9/32", 19/64", 5/16", 21/64". Includes Test Report and Certificate of Conformance. DIMENSION: 3" (L) x 1.6" (W) x 0.25" (T) Holes SIZE: Ø1/8", 5/32", 3/16", 13/64", 7/32", 5/64", 1/4", 17/64", 9/32", 19/64", 5/16", 21/64" Hole Notch Configurations: • 0.03" x 0.03" (45°) corner notch @ 0.005" wide in each hole (Qty 12) • 0.02" x 0.02" (45°) corner notch @ 0.005" wide in each hole (Qty 12)

12 BOLT HOLES WITH 2 CORNER AND 4 SURFACE NOTCH REFERENCE STANDARD 12 HOLE REFERENCE STANDARD. HOLE SIZES: 1/8", 3/16" 1/4", 5/16", 3/8", 7/16", 1/2", 9/16" 5/8", 11/16", 3/4", 13/16", 0.030" x 0.030" CORNER NOTCH and 0.020" x 0.020" CORNER NOTCH IN EACH HOLE. Tolerance: 0.005" +/-.001", 4 SURFACE EDM NOTCHES: 0.010", 0.020", 0.030" and 0.040" DEEP x 0.750" LONG. Includes Test Report and Certificate of Conformance. DIMENSION: 6" (L) x 2.5" (W) x 0.25" (T) Holes SIZE: Ø1/8", 3/16" 1/4", 5/16", 3/8", 7/16", 1/2", 9/16" 5/8", 11/16", 3/4", 13/16" Surface Notches: Qty4@ 0.010", 0.020", 0.030" and 0.040" DEEP x 0.750" LONG X 0.12mm wide Hole Notch Configurations: • 0.03" x 0.03" (45°) corner notch @ 0.005" wide in each hole (Qty 12) • 0.02" x 0.02" (45°) corner notch @ 0.005" wide in each hole (Qty 12)

CUSTOM McDONNELL DOUGLAS 12 BOLT HOLES REFERENCE STANDARD Custom McDonnell Douglas 12 bolt hole reference standard with 0.005" max width X 0.03"deep through EDM notch in holes #1-#6 and 0.060"L x 0.030"D x 0.005" max width mid wall notch in holes #7-12, and 0.030" x 0.030" x 0.005" max width corner notch in each hole. Hole sizes (0.109", 0.125", 0.1406", 0.1562", 0.1718", 0.1874", 0.203", 0.2186", 0.2342", 0.2498", 0.2654", 0.281") NDT 06-20-01 FIG 4 Sheet 1 Page 8 Includes Test Report and Certificate of Conformance. DIMENSION: 3.4" (L) x 1.5" (W) x 0.25" (T) Holes SIZE: Ø0.109", 0.125", 0.1406", 0.1562", 0.1718", 0.1874", 0.203", 0.2186", 0.2342", 0.2498", 0.2654", and 0.281" Hole Notch Configurations: • 0.03" Through notch @ 0.005" wide from hole 1 to 6 (Qty 6) • 0.060"L x 0.030"D x 0.005" max width mid wall notch in holes 7 to 12 (Qty 6) • 0.030" x 0.030" x 0.005" max width corner notch in each hole (Qty 12)

CUSTOM McDONNELL DOUGLAS 12 BOLT HOLES WITH CORNER AND MID WALL NOTCH REFERENCE STANDARD Custom McDonnell Douglas 12 bolt hole reference standard with a 0.060" (L) x 0.030" (D) x 0.005" max width mid-wall notch, and 0.030" x 0.030" x 0.005" max width corner notch in each hole. Hole sizes (0.2966", 0.3122", 0.3278", 0.3434", 0.359", 0.3746", 0.3902", 0.4058", 0.4214", 0.437", 0.4526", 0.4682") NDT 06-20-01 FIG.4. Sheet 1 Page 8. Includes Test Report and Certificate of Conformance. DIMENSION: 4.8" (L) x 2" (W) x 0.25" (T) Holes SIZE: Ø0.2966", 0.3122", 0.3278", 0.3434", 0.359", 0.3746", 0.3902", 0.4058", 0.4214", 0.437", 0.4526", 0.4682" Hole Notch Configurations: • 0.060"L x 0.030"D x 0.005" max width mid wall notch in holes (Qty 12) • 0.030" x 0.030" x 0.005" max width corner notch in each hole (Qty 12)

10 HOLES WITH 1 CORNER AND 3 SURFACE NOTCH REFERENCE STANDARD 10 hole Reference Standard. Contains 10 hole sizes; 1/8", 3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 3/4" inch diameters.( 0.030" x 0.030" +/- 10% x 0.006" +/-.001" Wide Corner EDM Notch and 3 Surface EDM Notches at 0.010", 0.020", 0.04" deep. Includes Test Report and Certificate of Conformance. DIMENSION: 4.8" (L) x 2.2" (W) x 0.25" (T) Holes SIZE: Ø1/8", 3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 3/4" Surface Notches: Qty 3 @ 0.010", 0.020", 0.04" deep x 0.75" long X 0.005" wide Hole Notch Configurations: • 0.030" x 0.030" x 0.005" max width corner notch in each hole (Qty 12)

14 BOLT HOLES 2 CORNER AND 1 SURFACE NOTCH REFERENCE STANDARD 14 Hole Calibration Standard, Hole Sizes; 1/8" 5/32", 3/16", 7/32", 1/4", 5/16", 11/32", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16" and 3/4 inch diameters. (0.030" x 0.030" and 0.020" x 0.020" Corner EDM Notches in each Hole Per Boeing B737 PT 6 51-00-00 Procedure 16 Fig.3, 1 Surface EDM Notch .020" Deep X 0.750" Long 0.005" MAX Width. Includes Test Report and Certificate of Conformance. DIMENSION: 5.5" (L) x 2.2" (W) x 0.25" (T) Holes SIZE: Ø1/8" 5/32", 3/16", 7/32", 1/4", 5/16", 11/32", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16" and 3/4". Surface Notches: Qty 1 @ 0.020" deep x 0.75" long X 0.005" wide Hole Notch Configurations: • 0.030" x 0.030" x 0.005" max width corner notch in each hole (Qty 14) • 0.020" x 0.020" x 0.005" max width corner notch in each hole (Qty 14)

11 BOLT HOLES WITH 2 CORNER NOTCH CALIBRATION REFERENCE STANDARD 11 HOLE REFERENCE STANDARD; Hole Sizes: (5/32", 3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", and 3/4") With a 0.020" x 0.020" x 0.005" and a 0.030" x 0.030" x .005"+/-.002" Corner EDM Notch in each hole Per BOEING Procedure 51-00-16 PT 6. Includes Test Report and Certificate of Conformance. DIMENSION: 5.5" (L) x 2.2" (W) x 0.25" (T) Holes SIZE: Ø5/32", 3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", and 3/4". Hole Notch Configurations: • 0.030" x 0.030" x 0.005" max width corner notch in each hole (Qty 11) • 0.020" x 0.020" x 0.005" max width corner notch in each hole (Qty 11)

7 HOLES WITH 14 CORNER NOTCH REFERENCE STANDARD 7 HOLE REFERENCE STANDARD; Hole Sizes: (5/32", 3/16", 1/4", 5/16", 3/8", 7/16", 1/2") With a 0.020" x 0.020" x 0.005" and 0.030" x 0.030" x 0.005" +/-.002" Corner EDM Notch in each hole Per BOEING Procedure 51-00-16 PT 6 FIG 3, 14 Notches Total. Includes Test Report and Certificate of Conformance. DIMENSION: 2.6" (L) x 1.8" (W) x 0.25" (T) Holes SIZE: Ø5/32", 3/16", 1/4", 5/16", 3/8", 7/16", and 1/2". Hole Notch Configurations: • 0.030" x 0.030" x 0.005" max width corner notch in each hole (Qty 7) • 0.020" x 0.020" x 0.005" max width corner notch in each hole (Qty 7)

11 HOLES WITH 11 CORNER NOTCH REFERENCE STANDARD 11 HOLE REFERENCE STANDARD; HOLE SIZES: (1/8", 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 3/8", 7/16", 1/2", 9/16") WITH 0.050" x 0.050" x 0.005"±.001 CORNER EDM NOTCH IN EACH HOLE. Includes Test Report and Certificate of Conformance. DIMENSION: 3.8" (L) x 1.8" (W) x 0.25" (T) Holes SIZE: Ø1/8", 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 3/8", 7/16", 1/2", and 9/16". Hole Notch Configurations: • 0.050" x 0.050" x 0.005" max width corner notch in each hole (Qty 11)

14 HOLES WITH 14 CORNER NOTCH REFERENCE STANDARD Contains 14 holes with 6" long x 3" wide x 1/2" thick. Hole diameters of: 1/8", 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 7/16", 1/2", 9/16", 5/8" & 3/4". Each hole contains a 0.050" x 0.050" corner notch at the bottom of the hole. Includes Test Report and Certificate of Conformance. DIMENSION: 6" long x 3" wide x 1/2" thick Holes SIZE: Ø1/8", 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 7/16", 1/2", 9/16", 5/8" & 3/4". Hole Notch Configurations: • 0.050" x 0.050" x 0.005" max width corner notch in each hole (Qty 14)

Custom Bolt Hole Calibration Block Custom Bolt Hole Calibration Block. Hole Diameter = 2 Holes Ø 0.642" each. Hole 1 = No EDM Flaws, Hole 2 = 0.030" x 0.030" x 0.004" +/- .001" EDM Notch. Block Size = 3.0" x 1.5" x .25". Includes Test Report and Certificate of Conformance. DIMENSION - 3.0" (L) x 1.5" (W) x 0.25" (T). BLOCK CONTAINS TWO HOLES DIA – Ø 0.642" (1)HOLE WITH CORNER NOTCH - 0.030" x 0.030", NOTCH WIDTH - 0.004" (1)HOLE WITHOUT FLAW.

Custom 2 (0.63") Bolt Hole With 1 Flaw Reference Block Custom Bolt Hole Calibration Block. Hole Diameter = 2 Holes Ø 0.630" each. Hole 1 = No EDM Flaws, Hole 2 = 0.030" x 0.030" x 0.004" +/- .001" EDM Notch. Block Size = 3.0" x 1.5" x .25". Includes Test Report and Certificate of Conformance. DIMENSION - 3.0" (L) x 1.5" (W) x 0.25" (T). BLOCK CONTAINS TWO HOLES DIA – Ø 0.630" (1)HOLE WITH CORNER NOTCH - 0.030" x 0.030", NOTCH WIDTH - 0.004" (1)HOLE WITHOUT FLAW.

TEN STEP WEDGE BLOCK Step calibration wedges come in a large variety of sizes and configurations. Step wedges are typically manufactured with four or five or steps but custom wedge can be obtained with any number of steps. 10 Step Calibration Block for thickness and linearity calibration 10 Step Calibration Block 0.08” – 0.8”. Includes Test Report Traceable to NIST and Certificate of Conformance.

EDDY CURRENT SURFACE REFERENCE STANDARD BLOCK Available in Inch and Metric Version SURFACE REFERENCE BLOCK contain 3 EDM SLOTS

CUSTOM SURFACE CALIBRATION BLOCK Available in Inch and Metric Version Contain 1 EDM SLOTS

EDDY CURRENT SURFACE STANDARD BLOCK Available in Inch and Metric Version SURFACE REFERENCE BLOCK Contain 2 EDM SLOTS

EDDY CURRENT 4 NOTCH BLOCK SURFACE REFERENCE BLOCK contain 4 EDM SLOTS Available in Inch and Metric Versions.

EDDY CURRENT 3 NOTCH BLOCK Available in Inch and Metric Versions SURFACE REFERENCE BLOCK contain 3 EDM SLOTS

EDDY CURRENT 5 NOTCH BLOCK Available in Inch and Metric Versions. SURFACE REFERENCE BLOCK contain 5 EDM SLOTS

FOUR STEP WEDGE BLOCK Step calibration wedges come in a large variety of sizes and configurations. Step wedges are typically manufactured with four or five or steps but custom wedge can be obtained with any number of steps. 4 Step Calibration Block for thickness and linearity calibration 4 Step Calibration Block 0.016" – 0.050". Includes Test Report Traceable to NIST and Certificate of Conformance.

FIVE STEP WEDGE BLOCK Step calibration wedges come in a large variety of sizes and configurations. Step wedges are typically manufactured with four or five or steps but custom wedge can be obtained with any number of steps. 5 Step Calibration Block for thickness and linearity calibration 5 Step Calibration Block 0.1" – 0.50". Includes Test Report Traceable to NIST and Certificate of Conformance.

SURFACE EDM REFERENCE STANDARD BLOCK Available in Inch and Metric Version SURFACE REFERENCE BLOCK contain 1 EDM SLOT

AIRBUS TAP TEST TOOL-99D57204183000 Airbus Tap Test Tool Figure 51-10-03-991-008-A. Corrosion Resistant Steel or Commercial Milled Steel. Includes certificate of conformance.

TWO STEP WEDGE BLOCK Step calibration wedges come in a large variety of sizes and configurations. Step wedges are typically manufactured with four or five or steps but custom wedge can be obtained with any number of steps. 2 Step Calibration Block for thickness and linearity calibration 2 Step Calibration Block 0.5" – 1.0". Includes Test Report Traceable to NIST and Certificate of Conformance.

SIX STEP WEDGE BLOCK Step calibration wedges come in a large variety of sizes and configurations. Step wedges are typically manufactured with four or five or steps but custom wedge can be obtained with any number of steps. 6 Step Calibration Block for thickness and linearity calibration 6 Step Calibration Block 0.04" – 0.4". Includes Test Report Traceable to NIST and Certificate of Conformance.

3 STEP WEDGE BLOCK Step calibration wedges come in a large variety of sizes and configurations. Step wedges are typically manufactured with four or five or steps but custom wedge can be obtained with any number of steps. 3 Step Calibration Block for thickness and linearity calibration 3 Step Calibration Block 0.015” – 0.07” with two EDM flaws. Includes Test Report Traceable to NIST and Certificate of Conformance.

SEVEN STEP WEDGE BLOCK Step calibration wedges come in a large variety of sizes and configurations. Step wedges are typically manufactured with four or five or steps but custom wedge can be obtained with any number of steps. 7 Step Calibration Block for thickness and linearity calibration 7 Step Calibration Block 0.04” – 0.5”. Includes Test Report Traceable to NIST and Certificate of Conformance.

SURFACE STANDARD BLOCK Available in Inch and Metric Version SURFACE STANDARD BLOCK contain 1 EDM SLOTS

EIGHT STEP WEDGE BLOCK Step calibration wedges come in a large variety of sizes and configurations. Step wedges are typically manufactured with four or five or steps but custom wedge can be obtained with any number of steps. 8 Step Calibration Block for thickness and linearity calibration 8 Step Calibration Block 0.015” – 0.2”. Includes Test Report Traceable to NIST and Certificate of Conformance.

AIRBUS CALIBRATION BLOCK AIRBUS CALIBRATION BLOCK 0.008", 0.02", 0.04" EDM SLOTS has been manufactured as per the PART 6: 51-63-01 page 601 figure 601

AIRBUS MULTIDIRECTIONAL BLOCK SET AIRBUS A318/A319/A320/A321 CARBON STANDARD PT 4 51-10-06 PAGE 7. MULTIDIRECTIONAL TAPE MATERIAL BLOCK SET OF 4 includes waterproof case. NOMINAL THICKNESS (0.04", 0.12", 0.2", 0.28"). Includes Test Report and Certificate of Conformance.

AIRBUS REFERENCE STANDARD Airbus Reference Standard A318-A321 51-10-11 Fig 604 Fastener (Ln9199). Includes Test Report And Certificate Of Conformance. SHEET A: THICKNESS: MIN – 0.055" / MAX - 0.12" SHEET B: THICKNESS: MIN – 0.063"/ MAX – 0.16" SHEET C: ANY THICKNESS

ATR REFERENCE STANDARD ATR REFERENCE STANDARD PT 6 51-60-00 PAGE 628 FIGURE 615 OVERALL DIMENSION - 10" (L) X 6" (W) X 0.25" (T) DEPTH - 0.013", 0.025", 0.04", 0.05" SPOT FACE – 0.8" X 0.8" STANDARD/MANUFACTURE REFERENCE/PART NUMBER - 98S51605001-200

CORROSION TEST PLATE Custom Corrosion Test Plate 5%, 10%, 20%. Plate Size: 8.0" X 5.0" X .125". 1.0"Ø Spot face 3 Places. Includes Test Report And Certificate Of Conformance. OVERALL DIMENSION - 8.0" (L) X 5.0" (W) X 0.125" (T). DEPTH - 0.0063", 0.013", 0.025". SPOT FACE DIA - 1".

AIRBUS CALIBRATION BLOCK SET Airbus A318/A319/A320/A321 Calibration Block Set. 51-63-03-Pb1 Pages 4&5, Figure 51-63-03-991-002-A Sheet 01 And Figure 51-63-03-991-002-A Sheet 03. BLOCK CONTAINS 3 PLATES

AIRBUS MULTI HOLE REFERENCE STANDARD AIRBUS MULTI HOLE REFERENCE STANDARD A-318- A321 51-63-04 PART 6 FIGURE 601, PAGE 601/602. Includes Test Report and Certificate of Conformance. OVERALL DIMENSION – 11" (L) X 4" (W) X 0.2" (T) CONTAIN 72 HOLES AND 36 CORNER NOTCH, 18 THRU NOTCH

SPLITTED CONICAL CALIBRATION STANDARD SPLITTED CONICAL CALIBRATION STANDARD IN 2024-T351 ALUMINUM TYPE SCCS3-7, A318 51-63-07. Includes Test Report and Certificate of Conformance. DIMENSION – Ø1.42" DIA X 1.26" (L) TAPER BORE – Ø 0.11" & Ø 0.315". WIDTH OF SPLIT - <0.002". STANDARD/MANUFACTURE REFERENCE/PART NUMBER: 2-887-01-9313S

BOEING REFERENCE STANDARD BOEING REFERENCE STANDARD 767 PT 6 51-00-16 PAGE 7 FIG 3. Includes Test Report and Certificate of Conformance. OVERALL DIMENSION - 4" (L) X 2.4" (W) X 0.2" (T) DIA – Ø 0.8". NOTCH SIZE – 0.04" X 0.04". NOTCH WIDTH - 0.006". STANDARD/MANUFACTURE REFERENCE/PART NUMBER: 1083-0.787

AIRCRAFT BRAKING SYSTEMS REFERENCE STANDARD AIRCRAFT BRAKING SYSTEMS REFERENCE STANDARD PT 3 32-42-05, PROCEEDURE 1, FIGURE 11, PAGE 15, overall dimension as per end user drawing. Flaw for forged material Notch Dimension – 0.06" (L) x 0.006" (W)

WHEEL REFERENCE STANDARD Wheel Reference Standard For Airbus A32 Main P/N: 3-1530. Includes 3 EDM Notches. Notches Installed In The Bead Seat Area Of The Wheel. Customer Supplied Part (3) EDM Notch Dimension - 0.005" (W) X 0.030" (D) X 0.150" (L). NOTE: For special alloy request by mail.

EDM REFERENCE STANDARD 11/16" HOLE STANDARD with .030" x .030" CORNER EDM NOTCH. MATERIAL SIZE 2.0" x 2.0" x .375". Includes Test Report and Certificate of Conformance. DIMENSION - 2" (L) X 2" (W) X 0.375" (T), HOLE SIZE – Ø11/16" CORNER NOTCH – 0.03" x 0.03" NOTCH WIDTH - 0.005"

3 HOLE REFERENCE STANDARD 3 HOLE REFERENCE STANDARD. HOLE SIZES: 5/32", 3/16", 1/4" TOTAL OF 3 EDM CORNER NOTCHES .030" x .030". Includes Test Report and Certificate of Conformance. DIMENSION – 1.8" (L) X 1" (W) X 0.25" (T), BLOCK CONTAINS 3 HOLES – Ø5/32", 3/16", 1/4" CORNER NOTCH – 0.03" x 0.03" NOTCH WIDTH - 0.005"