Cap Screw Counterbore

Cap Screw Counterbore

Cap Screw Counterbore

Cap Screw Counterbore
Mod 301- HSS 3 Flute Solid Pilot Straight & Taper Shank Counterbores
Straight Shank
For Socket Head Cap Screws
Tool Material: HSS M2
Provides good wear resistance in mild steels and nonferrous materials such as plastics, aluminum, copper, brass and bronze

Module # Screw Cutter Pilot Shank
Size Dia. (In.) Dia. (In.) Dia. (In.)
301 # 6 .242 .150 7/32
301 # 8 19/64 11/64 1/4
301 #10 21/64 13/64 5/16
301 1/4 13/32 9/32 3/8
301 5/16 1/2 11/32 7/16
301 3/8 19/32 13/32 1/2
301 7/16 11/16 15/32 1/2
301 1/2 25/32 17/32 3/4
301 5/8 31/32 21/32 3/4
301 3/4 1-3/16 13/16 1
301 1 1-9/16 1-1/16 1