Master Lock 1-9/16 in. W Laminated Steel 4-Pin Tumbler Exterior Padlock

The Master Lock No. 3KABLK Laminated Steel Padlock, Keyed Alike - multiple locks open with the same key - features a 1-9/16 in. wide reinforced laminated steel body with black bumper and a 3/4 in. tall, 9/32 in. diameter shackle. Ideal for environments where lock is subjected to physical abuse. The 4 pin cylinder prevents picking and the dual locking ball bearings provide resistance against prying and hammering. Master keyed - a master key opens all the locks in the system although each lock has its own unique key.