Jacobs Hand-Tite 1/2 in. Keyless Drill Chuck, 1/2-20 Mount

Experience superior gripping force and precision with the Jacobs Hand-Tite keyless drill chuck. Featuring a Hammerlock mechanism to prevent loosening in high-vibration applications, this rugged alloy chuck ensures reliable performance for both corded and cordless drills.

• Split bite jaw design increases grip over standard chucks by providing more contact with the bit.
• Superior gripping force converts hand-tightening torque into high mechanical advantage.
• Hammerlock mechanism provides positive locking to prevent loosening during high-vibration tasks.
• Anti-lock nut prevents the chuck from locking in the open position.
• Precision operation meets or exceeds stringent DIN run-out and dimensional specifications.
• Rugged alloy construction maximizes durability and long-term performance.
• Ergonomic design with optimized surface finish for increased user comfort.
• Capacity ranges from 0.062 in. to 0.500 in. with a 1/2-20 mount.