Master Lock 1.75" W x 1.5" L Stainless Steel Ball Bearing Locking Padlock 4 pk Keyed Alike

The 5/16in (8mm) diameter octagonal shackle is 1-1/2in (38mm) long and made of Tough-Cut boron-carbide, 50% harder than hardened steel, offering maximum resistance to cutting and sawing. The 4-pin cylinder prevents picking and the dual locking ball bearings provide maximum resistance against prying and hammering.

Dual ball bearing locking for maximum pry resistance Reinforced body bumper for scratch resistance 4-pin cylinder for increased pick resistance Keyed alike - same key opens all four locks