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MASTER LOCK 6321KA PROSERIES LAMINATED STEEL LOCK 6321KA 2-1/8in (54mm) Wide ProSeries® Shrouded Laminated Steel Rekeyable Pin Tumbler Padlock, Keyed Alike The Master Lock No. 6321KA ProSeries® Shrouded Padlock, keyed alike – multiple locks open with the same key – features a 2-1/8in (54mm) heavy steel body that withstands physical attack and a 3/4in (19mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. Ideal for transportation and industrial applications, the iron shroud protects the shackle from bolt... Commercial Security
MASTER LOCK 6325 PROSERIES LAMINATED STEEL LOCK 6325 2-3/8in (60mm) Wide ProSeries® Shrouded Laminated Steel Rekeyable Pin Tumbler Padlock The Master Lock No. 6325 ProSeries® Shrouded Padlock features a 2-3/8in (60mm) heavy steel body that withstands physical attack and a 3/4in (19mm) tall, 3/8in (10mm) diameter hardened boron alloy shackle for superior cut resistance. Ideal for transportation and industrial applications, the iron shroud protects the shackle from bolt cutters and a dual ball locking mechanism resists pulling and prying. The... Commercial Security
MASTER LOCK 6325KA PROSERIES LAMINATED STEEL LOCK 6325KA 2-3/8in (60mm) Wide ProSeries® Shrouded Laminated Steel Rekeyable Pin Tumbler Padlock, Keyed Alike The Master Lock No. 6325 ProSeries® Shrouded Padlock, keyed alike – multiple locks open with the same key – features a 2-3/8in (60mm) heavy steel body that withstands physical attack and a 3/4in (19mm) tall, 3/8in (10mm) diameter hardened boron alloy shackle for superior cut resistance. Ideal for transportation and industrial applications, the iron shroud protects the shackle from bolt... Commercial Security
MASTER LOCK 6327 PROSERIES LAMINATED STEEL LOCK 6327 2-5/8in (67mm) Wide ProSeries® Shrouded Laminated Steel Rekeyable Pin Tumbler Padlock The Master Lock No. 6327 ProSeries® Shrouded Padlock features a 2-5/8in (67mm) heavy steel body that withstands physical attack and a 3/4in (19mm) tall, 7/16in (11mm) diameter hardened boron alloy shackle for superior cut resistance. Ideal for transportation and industrial applications, the iron shroud protects the shackle from bolt cutters and a dual ball locking mechanism resists pulling and prying. The... Commercial Security
MASTER LOCK 6327KA PROSERIES LAMINATED STEEL LOCK 6327KA 2-5/8in (67mm) Wide ProSeries® Shrouded Laminated Steel Rekeyable Pin Tumbler Padlock, Keyed Alike The Master Lock No. 6327 ProSeries® Shrouded Padlock, keyed alike – multiple locks open with the same key – features a 2-5/8in (67mm) heavy steel body that withstands physical attack and a 3/4in (19mm) tall, 7/16in (11mm) diameter hardened boron alloy shackle for superior cut resistance. Ideal for transportation and industrial applications, the iron shroud protects the shackle from bolt... Commercial Security
MASTER LOCK 6421 PROSERIES WEATHER TOUGH LAMINATED STEEL 6421 2-1/8in (54mm) Wide ProSeries® Weather Tough® Laminated Steel Rekeyable Interchangeable Core Padlock The Master Lock No. 6421 ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) heavy steel body to withstand physical attack and a 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. Padlock is available with or without core with a choice of 16 Small Format Interchangeable Cores to match this padlock to your door... Commercial Security
MASTER LOCK 6427 PROSERIES WEATHER TOUGH LAMINATED STEEL 6427 2-5/8in (67mm) Wide ProSeries® Weather Tough® Laminated Steel Rekeyable Interchangeable Core Padlock The Master Lock No. 6427 ProSeries® Weather Tough® Covered Laminated Padlock features a 2-5/8in (67mm) heavy steel body to withstand physical attack and a 1-3/8in (35mm) tall, 7/16in (11mm) diameter hardened boron alloy shackle for superior cut resistance. Padlock is available with or without core with a choice of 16 Small Format Interchangeable Cores to match this padlock to your door... Commercial Security
MASTER LOCK 6521 PROSERIES SHROUDED LAMINATED STEEL 6521 2-1/8in (54mm) Wide ProSeries® Shrouded Laminated Steel Rekeyable Interchangeable Core Padlock The Master Lock No. 6521 ProSeries® Weather Tough® Shrouded Padlock features a 2-1/8in (54mm) heavy steel body to withstand physical attack and a 3/4in (19mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. Padlock is available with or without core with a choice of 16 Small Format Interchangeable Cores to match this padlock to your door looks – accepts... Commercial Security
MASTER LOCK 6527 PROSERIES SHROUDED LAMINATED STEEL 6527 2-5/8in (67mm) Wide ProSeries® Shrouded Laminated Steel Rekeyable Interchangeable Core Padlock The Master Lock No. 6527 ProSeries® Weather Tough® Shrouded Padlock features a 2-5/8in (67mm) heavy steel body to withstand physical attack and a 3/4in (19mm) tall, 7/16in (11mm) diameter hardened boron alloy shackle for superior cut resistance. Padlock is available with or without core with a choice of 16 Small Format Interchangeable Cores to match this padlock to your door looks – accepts... Commercial Security
MASTER LOCK 6621 LAMINATED PADLOCK 6621 2-1/8in (54mm) Wide ProSeries® Weather Tough® Laminated Steel Rekeyable Key-in-Knob Padlock The Master Lock No. 6621 ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) heavy steel body to withstand physical attack and a 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. Padlock is available with our without cylinder to key at your facility with a choice of 22 Key-in-Knob keyways to match this padlock to your... Commercial Security
MASTER LOCK 6627 LAMINATED PADLOCK 6627 2-5/8in (67mm) Wide ProSeries® Weather Tough® Laminated Steel Rekeyable Key-in-Knob Padlock The Master Lock No. 6627 ProSeries® Weather Tough® Covered Laminated Padlock features a 2-5/8in (67mm) heavy steel body to withstand physical attack and a 1-3/8in (35mm) tall, 7/16in (11mm) diameter hardened boron alloy shackle for superior cut resistance. Padlock is available with our without cylinder to key at your facility with a choice of 22 Key-in-Knob keyways to match this padlock to your... Commercial Security
MASTER LOCK 6721 LAMINATED PADLOCK 6721 2-1/8in (54mm) Wide ProSeries® Shrouded Laminated Steel Rekeyable Key-in-Knob Padlock The Master Lock No. 6721 ProSeries® Weather Tough® Shrouded Padlock features a 2-1/8in (54mm) heavy steel body to withstand physical attack and a 3/4in (19mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. Padlock is available with our without cylinder to key at your facility with a choice of 22 Key-in-Knob keyways to match this padlock to your security door locks.... Commercial Security
MASTER LOCK 6727 LAMINATED PADLOCK 6727 2-5/8in (67mm) Wide ProSeries® Shrouded Laminated Steel Rekeyable Key-in-Knob Padlock The Master Lock No. 6727 ProSeries® Weather Tough® Shrouded Padlock features a 2-5/8in (67mm) heavy steel body to withstand physical attack and a 3/4in (19mm) tall, 7/16in (11mm) diameter hardened boron alloy shackle for superior cut resistance. Padlock is available with our without cylinder to key at your facility with a choice of 22 Key-in-Knob keyways to match this padlock to your security door locks.... Commercial Security
MASTER LOCK 6830KA PROSERIES SOLID BRASS LOCK 6830 1-9/16in (40mm) Wide ProSeries® Solid Brass Rekeyable Pin Tumbler Padlock, Keyed Alike The Master Lock No. 6830KA ProSeries® Solid Body Padlock, keyed alike - multiple locks open with the same key – features a 1-9/16in (40mm) wide solid brass body to provide extra resistance in caustic, corrosive environments and a 1-1/16in (27mm) tall, 1/4in (6mm) diameter hardened boron alloy shackle for superior cut resistance. Designed for commercial/industrial applications, a dual ball locking... Commercial Security
MASTER LOCK 6830KALF PROSERIES SOLID BRASS LOCK 6830KALF 1-9/16in (40mm) Wide ProSeries® Solid Brass Rekeyable Pin Tumbler Padlock with 1-9/16in (40mm) Shackle, Keyed Alike The Master Lock No. 6830KALF ProSeries® Solid Body Padlock, keyed alike - multiple locks open with the same key – features a 1-9/16in (40mm) wide solid brass body to provide extra resistance in caustic, corrosive environments and a 1-9/16in (40mm) tall, 1/4in (6mm) diameter hardened boron alloy shackle for superior cut resistance. Designed for commercial/industrial... Commercial Security
MASTER LOCK 6830KALT PROSERIES SOLID BRASS LOCK 6830KALT 1-9/16in (40mm) Wide ProSeries® Solid Brass Rekeyable Pin Tumbler Padlock with 3in (76mm) Shackle, Keyed Alike The Master Lock No. 6830KALT ProSeries® Solid Body Padlock, keyed alike - multiple locks open with the same key – features a 1-9/16in (40mm) wide solid brass body to provide extra resistance in caustic, corrosive environments and a 3in (76mm) tall, 1/4in (6mm) diameter hardened boron alloy shackle for superior cut resistance. Designed for commercial/industrial applications, a... Commercial Security
MASTER LOCK 6830LF PROSERIES SOLID BRASS LOCK 6830LF 1-9/16in (40mm) Wide ProSeries® Solid Brass Rekeyable Pin Tumbler Padlock with 1-9/16in (40mm) Shackle The Master Lock No. 6830LF ProSeries® Solid Body Padlock features a 1-9/16in (40mm) wide solid brass body to provide extra resistance in caustic, corrosive environments and a 1-9/16in (40mm) tall, 1/4in (6mm) diameter hardened boron alloy shackle for superior cut resistance. Designed for commercial/industrial applications, a dual ball locking mechanism resists pulling and prying and a... Commercial Security
MASTER LOCK 6830LT PROSERIES SOLID BRASS LOCK 6830LT 1-9/16in (40mm) Wide ProSeries® Solid Brass Rekeyable Pin Tumbler Padlock with 3in (76mm) Shackle The Master Lock No. 6830LT ProSeries® Solid Body Padlock features a 1-9/16in (40mm) wide solid brass body to provide extra resistance in caustic, corrosive environments and a 3in (76mm) tall, 1/4in (6mm) diameter hardened boron alloy shackle for superior cut resistance. Designed for commercial/industrial applications, a dual ball locking mechanism resists pulling and prying and a high... Commercial Security
MASTER LOCK 6840 PROSERIES SOLID BRASS LOCK 6840 1-3/4in (44mm) Wide ProSeries® Solid Brass Rekeyable Pin Tumbler Padlock The Master Lock No. 6840 ProSeries® Solid Body Padlock features a 1-3/4in (44mm) wide solid brass body to provide extra resistance in caustic, corrosive environments and a 1-3/16in (30mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. Designed for commercial/industrial applications, a dual ball locking mechanism resists pulling and prying and a high security, rekeyable 5-pin... Commercial Security
MASTER LOCK 6840B PROSERIES SOLID BRASS LOCK 6840B 1-3/4in (44mm) Wide ProSeries® Solid Brass Rekeyable Pin Tumbler Padlock, Brass Shackle The Master Lock No. 6840B ProSeries® Solid Body Padlock features a 1-3/4in (44mm) wide solid brass body to provide extra resistance in caustic, corrosive environments and a 1-3/16in (30mm) tall, 5/16in (8mm) diameter brass shackle for superior corrosion resistance. Designed for commercial/industrial applications, a dual ball locking mechanism resists pulling and prying and a high security, rekeyable... Commercial Security