Features:
HSS Countersink Drill Bit Set 1/4" Hex Shank #6 #8 #10 #12 Pilots
Countersink Drill Bit Set w/ Quick Change Hex Shank , Screw Size #6 ,8,10, &12
Countersink Drill Bit Set Quick Change Hex Shank
1/4'' Hex Shank Screw Pilot Countersink
Shank: 1/4 hex shank.
Material: HSS 4241,Black chamfer drill body material is 45 steel
size:
Chamfer Drill
6# 2.38mm
8# 2.78mm
10# 3.175mm
12# 3.56mm
On the same axis,tighten the screw after screw cap is located below the level of the board
Suitable for drilling or mechanical joints with Chuck,and drilling in hard wood and wood floor
