Bore frame coated with black lacquer and made from tough cast iron. The main shaft and pinion (3/8", two pieces, 1/4" one piece) are made from carbon steel. Gear coated with red lacquer and made from cast iron. Automatic three chuck claws.

SIZE: 6.4MM(1/4") or 9.5MM(3/8")

CAPACITY: 1-5MM or 1-10MM
We also have Breast Drill , Hand  Grinder ,  Rachet Bit Brace .