Description
High Speed Steel. 4-flute.
Enlarge the top porting of an existing hole by forming a cylindrical-shaped opening with a flat bottom.
This acts as a seat for a standard cap screw head M3 ~ M12mm.
Counter-Bore (For Cap Screw)
$12.00
Description
High Speed Steel. 4-flute.
Enlarge the top porting of an existing hole by forming a cylindrical-shaped opening with a flat bottom.
This acts as a seat for a standard cap screw head M3 ~ M12mm.