This adapter converts any pin drill to 1/2" gas, allowing the pin drills to be used on a water swivel or CNC machine.
Grubscrews secure the bit in the adapter, which also has a centre hole for water cooling.

This adapter converts any pin drill to 1/2" gas, allowing the pin drills to be used on a water swivel or CNC machine.
Grubscrews secure the bit in the adapter, which also has a centre hole for water cooling.