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Master Lock #6321 Keyed Differently KD High Security Lock

Brand: Master Lock Mfg#: 6321D
Product#: 1126321D
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Master Lock High Security Rekeyable Shrouded Padlock, Different Key, 0.3125 in Shackle Diameter, 0.75 in Shackle Height, 0.875 in Shackle Width, Hardened Boron Alloy Shackle, 5 Pins, Cylinder Pin, 2.125 in Body Width


  • 3/4 in (19 mm) tall, 5/16 in (8 mm) diameter hardened boron alloy shackle for superior cut resistance
  • ProSeries padlocks are designed for commercial/industrial applications
  • Iron shroud protects shackle from bolt cutters
  • 2-1/8 in (54 mm) heavy steel body withstands physical attack
  • Carded packaging for showroom display
  • Dual ball locking mechanism resists pulling and prying
  • High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick


  • Brand: Master Lock
  • Body Material: Steel
  • Number of Pins: 5
  • Body Width: 2.125 in
  • Color: Black
  • Shackle Diameter: .3125 in
  • Type: High Security, Rekeyable
  • Shackle Material: Hardened Boron Alloy
  • Key Type: Different
  • Shackle Height: .75 in
  • Pin Type: Cylinder
  • Shackle Width: .875 in
  • Usage: For Truck Doors, Trailers, Vans and Moving Trucks, Manufacturing Environments, Industrial, Storefront and Business Gates