12 BOLT HOLES REFERENCE STANDARD (Metric Version) COPPER

12 hole sizes; Ø4.8mm, 5.56mm, 6.35mm, 7.14mm, 7.93mm, 8.7mm, 9.53mm, 11.1mm, 12.7mm, 14.3mm, 15.9mm and 19mm diameters, 0.76mm X 0.76mm Corner EDM Notches 0.12mm(+/- .001") wide, 0.5mm full bore thru EDM notches 0.12mm(+/- .001") deep and 3 SURFACE NOTCHES 0.25mm, 0.5mm and 1mm Deep

DIMENSION: 152mm (L) x 63mm (W) x 6.35mm (T)

Holes SIZE: Ø4.8mm, 5.56mm, 6.35mm, 7.14mm, 7.93mm, 8.7mm, 9.53mm, 11.1mm, 12.7mm, 14.3mm, 15.9mm and 19mm

Surface Notches: Qty 3 @ 0.25mm, 0.5mm and 1mm deep x 19mm long X 0.12mm wide

Hole Notch Configurations: 

• 0.76mm X 0.76mm (45°) corner notch @ 0.12mm wide in each hole (Qty 12)

• 0.5mm full-bore (thru) notch @0.12mm wide in each hole - (Qty 12)

MATERIAL: COPPER.

NOTE:  For special alloy request by mail.