Master Lock 1MK SM729 Master Key Padlock 

• Commercial Grade Padlock Protects Against Drilling & Prying
  
• 1-3/4" (44mm) Wide Laminated Steel Body for Superior Strength
• 15/16" (24mm) Tall, 5/16" (8mm) Diameter Hardened Steel Shackle for Superior Cut Resistance; Dual Ball Bearing Locking for Maximum Pry Resistance
• Non-Rekeyable, 4-pin W1 Cylinder Helps Prevent Lock Picking
• Specs_Width: 1-3/4" Wide; A: 5/16" (8mm) B: 15/16" (24mm) C: 3/4" (19mm)
  
• Keying:Pre-Keyed to Existing Master Key System MK# SM729 (MK-KD)
• Change Keys: Each Lock Will Come With 2 Change Keys (KD)
• Master Keys: SM729 Master Keys are Sold Separate
• Delivery: All Special Key Number Orders Have a 12-15 Day Factory Lead Time and Are Non-Returnable 

For 1MK Extra Cut Change (KD) Keys

Cut Master Keys for 1MK-SM729 Padlocks