Jacobs 3/8" 10MM Capacity Professional Keyless Chuck has a new ratcheting action that clicks when the drill bit is tight, reducing bit slippage. It can be used on hammer drills and has a 3/8 - 24 mount. Features a non-rusting, high-performance body with a unique sure-grip sleeve for maximum user comfort and hand tightening efficiency, reduces bit changeover time and boost productivity, never a key to misplace.

• 3/8 In. 10MM Capacity Professional Keyless Chuck.
• New ratcheting action that clicks when the drill bit is tight, reducing bit slippage.
• Can be used on hammer drills.
• 3/8 - 24 mount.