Jacobs® 3653 Thumb Handle Chuck Key, 5/16 in Pilot, K3C Key Number, For Use With 34-33 C Chucks, Soft Steel
Item #BC026678

Jacobs® Chuck Key, Thumb Handle, 5/16 in Pilot Dia, Key Number: K3C, For Use With: 34-33 C Chucks, 3653 Jacobs Equivalent, Soft Steel
  • Soft steel handles limit the potential for dangerous fracturing under excessive load
  • 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
  • Precision crafted for an exact fit
  • 11 Teeth
  • Nickel thumb grip styles increase leverage and user comfort
Key NumberK3C
Pilot Diameter5/16 in
Jacobs Equivalent3653
Suitable For Use With34-33 C Chucks
TypeThumb Handle
MaterialSoft Steel
Warranty1 Year