Master Lock

The Master Lock No. 2010 high security combination padlock provides three times the security of competitive products. Enhanced security feat...

Offering the highest security, the Master Lock No. 1790KA Built-In Keyed Lock is designed for single point Wrap Around Latch™ lockers and...

Designed for horizontal and single point lockers with multiple users who are assigned access for short time periods, the Master Lock No. ...

Designed for horizontal and single point lockers with multiple users who are assigned access for short time periods, the Master Lock No. ...

Offering the highest security, the Master Lock No. 1690 Built-In Combination Lock is designed for single point Wrap Around Latch™ lockers an...

Offering high security in built-in combination locks, the Master Lock No. 1671 features a deadbolt locking mechanism and is designed to fit almos...

Offering high security in built-in combination locks, the Master Lock No. 1670 features a deadbolt locking mechanism and is designed to fit almos...

Offering convenient automatic locking, the Master Lock No. 1655 Built-In Combination Lock series is designed for horizontal latch box lockers and...

The Master Lock No. 1653 features the new button-less combination change process technology, along with a new, stylish octagonal dial. With the n...

The Master Lock No. 1652 features the new button-less combination change process technology, along with a new, stylish octagonal dial. With the n...

Offering convenient automatic locking, the Master Lock No. 1631 Built-In Combination Lock series is designed for standard lift handle lockers and...

Offering convenient automatic locking, the Master Lock No. 1630 Built-In Combination Lock series is designed for standard lift handle lockers and...

The Master Lock No. 1585 Letter Lock™ combination padlock with key control feature for supervisory access use letters instead of numbers for...

The Master Lock No. 1458 Personal Lockout Organizer Carry Case, unfilled, allows you to add products of your choice. The modular carry case ...

The Master Lock No. 1456 Personal Lockout Pouch, unfilled, allows you to add products of your choice. Designed with three compartments, pouc...

The Master Lock No. 975 Resettable Combination Padlock features a 2in (51mm) wide brass body for superior strength and weatherability and a ...

The Master Lock No. 878 Resettable Combination Padlock features a 2in (51mm) wide powder coated black zinc body for durable security and wea...

The Master Lock No. 488 Rotating Electrical Plug Lockout Device accepts cords with up to 3/4in (19mm) diameter and an electrical plug up to ...

The Master Lock No. 461 Lock Labels are designed for Master Lock Nos. 3, 6835, S6835 and American Lock Nos. A1100 and S1100 series padlocks....

The Master Lock No. 443KA Laminated Steel padlock – multiple locks open with the same key – features a 1-9/16in (40mm) wide laminated ste...

The Master Lock No. 429 Aluminum Lockout Hasp features a dual jaw, spark resistant aluminum body with a 1in (25mm) and 1-1/2in (38mm) diame...

The Master Lock No. 428 Plastic Lockout Safety Hasp features spark proof, nylon material with a 2-1/2in (64mm) inside jaw diameter and can a...

The Master Lock No. 427 Labeled Red Safety Lockout Hasp features a 1-3/4in x 2-1/8in (45mm x 54mm) diameter inside jaw clearance and is desi...

The Master Lock No. 419 Heavy Duty, Pry-proof Steel Safety Lockout Hasp features a 1in (25mm) inside jaw diameter and can hold up to eight p...

The Master Lock No. 418 Heavy Duty, Pry-proof Steel Safety Lockout Hasp features a 1in (25mm) inside jaw diameter and can hold up to four pa...

The Master Lock No. 417 Aluminum Safety Lockout Hasp features a 1-1/2in (38mm) inside jaw diameter and can hold up to six padlocks. Ideal fo...

The Master Lock No. 416 Aluminum Safety Lockout Hasp features a 1in (25mm) inside jaw diameter and can hold up to six padlocks. Ideal for lo...

The Master Lock No. 376 Universal Pin Tool produces a custom-pinned lock in just minutes. The hand-held keying tool is for on-site use with ...

The Master Lock No. 312KA Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – features a 1-9/16in (40mm) wid...

The Master Lock No. 311KA Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – features a 1-9/16in (40mm) wide lamina...

The Master Lock No. 82KA Laminated Brass Padlock, Keyed Alike – multiple locks open with the same key – features a 1-3/4in (44mm) wide lamin...

The Master Lock No. 81KA Laminated Steel Padlock, Keyed Alike – multiple locks open with the same key – features a 1-3/4in (44mm) wide lamin...

The Master Lock No. 25KA Laminated Steel Padlock, Keyed Alike – multiple locks open with the same key – features a 2in (51mm) wide reinforce...

The Master Lock No. 21KA Laminated Steel Padlock, Keyed Alike – multiple locks open with the same key – features a 1-3/4in (44mm) wide reinf...

7KA KEY NUMBERS ONLY HAVE 3 DIGITS FOLLOWING THE LETTER "P" i.e. "PXXX" We will not be able to complete orders that include any other keyway. The...

The Master Lock No. 4140KA Economy Padlock, Keyed Alike – multiple locks open with the same key – features a 1-1/2in (38mm) wide brass body ...