BT40 1/4" Integral Keyless Drill Chuck

These chucks provide exceptionally high torque - up to three times the gripping strength of conventional drill chuck / taper holder combinations. The design eliminates any possibility of chuck / holder misalignment, and it assures separation safety
• High precision, premium tolerance
• The jaws feature a TIN coated surface treatment to assure durability.

Specifications

Closed Length (Decimal Inch)

3.19

Open Length (Decimal Inch)

2.95

Maximum Drill Chuck Capacity (Inch)

1/4"

Minimum Drill Chuck Capacity (Inch)

0

Mount Type

Taper Mount