The Trend SNAP/HKLC/6 Keyless Chuck can be used in quick chucks and impact drivers to hold parallel shank drills bits up to 1/4 inch.
Clamping capacity: 0.8 mm (1/32 inch) to 6 mm (1/4 inch). Enhanced gripping power when compared to traditional key type drill chucks. Lightweight with plastic body.
Fitted with snappy shank 1/4 inch hex shank adaptor.

Specifications:

Shank Diameter: 1/4in hex.
Clamping Capacity: 0.8-6mm (1/32-/14in).