Jacobs® 3657 T-Handle Chuck Key, 7/16 in Pilot, K5 Key Number, For Use With 20N Chucks, Soft Steel
Item #BC026695

Jacobs® Chuck Key, T-Handle, 7/16 in Pilot Dia, Key Number: K5, For Use With: 20N Chucks, 3657 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
  • 12 Teeth
TypeT-Handle
Jacobs Equivalent3657
Key NumberK5
Suitable For Use With20N Chucks
MaterialSoft Steel
Pilot Diameter7/16 in
Warranty1 Year