3/8"-#20 HSS Threaded Shank Stop Countersink Quantity:1 This set includes low-profile wrench

This set includes low-profile wrench holders with flexible teeth that hold the wrenches

Part Number D/ACO53/64

Part Number DWTST11/16-20P

Rotation only and slow drilling speeds are recommended

3/8 inch drive to 1/2 inch or 1/4 inch drive

3/8"-#20 HSS Threaded Shank Stop Countersink Quantity:1 This set includes low-profile wrenchProduct Description Countersink cutters may be used in all popular adjustable or micro stop countersinking units utilizing a 1 4 28 threaded shank drive. Made from the finest high speed tool steel. Precision ground to exacting tolerances and form relived to insure concentricity of 100 degree countersink angle. Brand Drill America Part Number TSC3 8 20 Size 3 8" #20 Material High Speed Steel Finish Uncoated (Bright) Body Diameter 3 8" Shank Type