Jacobs K3C Chuck Key

Jacob’s K3C Chuck Key is used on 34-33 C Chucks. A soft steel handle limits the potential for dangerous fracturing under excessive loads. This thumb grip style of key increases leverage and user comfort.

• Nickel thumb grip styles increase leverage and user comfort
• Soft steel handles limit the potential for dangerous fracturing under excessive load
• Self-ejecting models with spring-loaded ejectors ensure key disengagement after tightening
• Never apply extensions, pliers, wrenches or cheaters of any kind to chuck key handles
• Do not subject chuck key handles to hammer or other impact blows
• Used on 34-33C chucks
• Thumb handle