Drillco® Combined Centre Drill & Countersink, #2, 5/64" Small Diameter, 3/16" Large Diameter, High Speed Steel Safety With part# 00774391

With part# 00774391

yellow and black in one convenient order

Shot-peened for improved performance

standard and dado inserts

Bernard DP

Drillco® Combined Centre Drill & Countersink, #2, 5/64" Small Diameter, 3/16" Large Diameter, High Speed Steel Safety With part# 00774391When metal parts are machined on centres as in turning or cylindrical grinding, it is always necessary to drill and countersink the centre holes to serve as seats or bearings in the machine centres Specifications Material High Speed Steel Number Size #2 Small Diameter 5 64" Decimal Size 0. 0781" Large Diameter 3 16" Countersink Angle 60 Overall Length 1 7 8" Finish Bright Type Plain Country Of Origin China