High Security

The Master Lock No. 6121KA ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – featur...

The Master Lock No. 6125KA ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – featur...

The Master Lock No. 6127KA ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – featur...

The Master Lock No. 6321KA ProSeries® Shrouded Padlock, keyed alike – multiple locks open with the same key – features a 2-1/8in (54mm) heav...

The Master Lock No. 6325 ProSeries® Shrouded Padlock, keyed alike – multiple locks open with the same key – features a 2-3/8in (60mm) heavy...

The Master Lock No. 6327 ProSeries® Shrouded Padlock, keyed alike – multiple locks open with the same key – features a 2-5/8in (67mm) heavy...

The Master Lock No. 7045 ProSeries® Shrouded Padlock features a 1-3/4in (44mm) heavy hardened steel body with chrome rustproofing and a 1-3/16in ...

The Master Lock No. 770 Hasp features a 9in (23cm) wide by 4-1/2in (11cm) high solid steel hasp to withstand forcible attacks and defeat att...

The American Lock No. A700KA Solid Steel Padlock, Keyed Alike – multiple locks open with the same key – features a 2-1/2in (64mm) wide case ...

The American Lock No. A701KA Solid Steel Padlock , Keyed Alike – multiple locks open with the same key – features a 2-1/2in (64mm) wide case...

The Master Lock No. 6230KA ProSeries® Solid Body Padlock, Keyed Alike – multiple locks open with the same key – features a 2-1/2in (64mm) round w...

The American Lock No. AH10KA Solid Steel padlock, Keyed Alike – multiple locks open with the same key – features a 2in (51mm) wide case hard...

The Master Lock No. 7040KA ProSeries® Solid Body Padlock, keyed alike – multiple locks open with the same key – features a 1-3/4in (44mm) heavy h...

The Master Lock No. 7050KA ProSeries® Solid Body Padlock, keyed alike – multiple locks open with the same key – features a 2in (51mm) wide h...

The American Lock No. A5570KA Solid Brass Padlock, Keyed Alike – multiple locks open with the same key – features a 2in (51mm) wide solid br...

The American Lock No. A5571KA Solid Brass Padlock, Keyed Alike – multiple locks open with the same key – features a 2in (51mm) wide solid br...

The American Lock No. A5570KA Solid Brass Padlock, Keyed Alike – multiple locks open with the same key – features a 2in (51mm) wide solid brass b...

The American Lock No. AL50KA Solid Brass Blade Tumbler Cylinder Padlock, Keyed Alike – multiple locks open with the same key – features a 1-...

The American Lock No. AL51KA Solid Brass Blade Tumbler Cylinder Padlock, keyed alike – multiple locks open with the same key – features a 1-...

The American Lock No. AL52KA Solid Brass Blade Tumbler Cylinder Padlock, Keyed Alike – multiple locks open with the same key – features a 1-...

The Master Lock No. 6840KA ProSeries® Solid Body Padlock, keyed alike – multiple locks open with the same key – features a 1-3/4in (44mm) wide so...

The Master Lock No. 6850KA ProSeries® Solid Body Padlock, keyed alike – multiple locks open with the same key – features a 2in (51mm) wide b...

The Master Lock No. 1175 ProSeries® Resettable Combination Padlock is designed for commercial/industrial applications and features a 2-1...

The Master Lock No. 1177 ProSeries® Resettable Combination Padlock is designed for commercial/industrial applications and features a 2-1/4in...

The Master Lock No. 1174 ProSeries® Resettable Combination Padlock is designed for commercial/industrial applications and features a 2-1/4in (57m...

The Master Lock No. 1178 ProSeries® Resettable Combination Padlock is designed for commercial/industrial applications and features a 2-1/4in...

Model No. K6000 Duplicate Cut Key for W6000 5-Pin Cylinders (For ProSeries® Locks)

Model No. K15 Duplicate Cut Key for W15 Cylinders

Model No. K17 Duplicate Cut Key for W17 Cylinders

Model No. K7000 Duplicate Cut Key for W6000 6-Pin Cylinders (For ProSeries® Locks)

Pack of 4 The Master Lock No. 40DPF Discus Padlock features a 1-9/16in (70mm) wide stainless steel body for maximum strength, relia...

The American Lock No. A2010KA Hidden Shackle Padlock, Keyed Alike – multiple locks open with the same key – features a 2-7/8in (73mm) wide case har...

The American Lock No. A5401KA Solid Stainless Steel padlock, Keyed Alike – multiple locks open with the same key – features a 1-3/4in (44mm)...

The American Lock No. A5532KA Solid Brass Padlock, Keyed Alike – multiple locks open with the same key – features a 1-1/2in (38mm) wide solid bra...

The American Lock No. A5531KA Solid Brass Padlock, Keyed Alike – multiple locks open with the same key – features a 1-1/2in (38mm) wide soli...

The American Lock No. A5562KA Solid Brass Padlock, Keyed Alike – multiple locks open with the same key – features a 1-3/4in (44mm) wide solid bra...