Jacobs® 3664 Thumb Handle Chuck Key, 15/64 in Pilot, K30 Key Number, For Use With 31 Series and 8-1/2N Chucks
Item #BC003278

Jacobs® Chuck Key, Thumb Handle, 15/64 in Pilot Dia, Key Number: K30, For Use With: 31 Series and 8-1/2N Chucks, 3664 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
  • 10 Teeth
  • Nickel thumb grip styles increase leverage and user comfort
Key NumberK30
Pilot Diameter15/64 in
Suitable For Use With31 Series and 8-1/2N Chucks
TypeThumb Handle
Jacobs Equivalent3664
MaterialSoft Steel
Warranty1 Year