Sensitive Drill Feed and 1/8" (3 mm) Keyless Drill Chuck 

Sensitive drill feed designed for drilling small holes combined with a 0"-1/8" (3 mm) capacity keyless drill chuck.

To use the sensitive drill feed, grasp the knurled ring and pull it down to feed the drill into the workpiece. The internal spring retracts the drill when the ring is released.

No chuck key is required with this self-tightening design. The chuck is made from hardened tool steel to ensure accuracy and extended life.

The rated capacity of the drill chuck is 0 to 3 mm. Number 0 Jacobs taper mount, 0.002" (0.05 mm) maximum runout.