Drillco® Combined Centre Drill & Countersink, #4.5, 9/64" Small Diameter, 3/8" Large Diameter, High Speed Steel Self-Storing Hoses Black & Red

Black & Red

Compact head design

30 - 250 ft-lbs

Uses include roofing felt

Soap based grease with an extremely high viscosity base oil containing the advanced MicroFlux Trans (MFT) additive package

Drillco® Combined Centre Drill & Countersink, #4.5, 9/64" Small Diameter, 3/8" Large Diameter, High Speed Steel Self-Storing Hoses Black & RedWhen 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 #4. 5 Small Diameter 9 64" Decimal Size 0. 1406" Large Diameter 3 8" Countersink Angle 60 Overall Length 4" Finish Bright Type Plain Country Of Origin China