Master Lock 5UP The Master Lock No. 5UP Universal Pin Laminated Steel Padlock features a 2in (51mm) wide laminated steel body for superior strength and a 1in (25mm) tall, 3/8in (10mm) diameter hardened boron alloy shackle for superior cut resistance. A great choice for keyed alike applications, the padlock can be pinned to customer’s key in minutes. Dual ball bearings locking for maximum pry resistance and the 4-pin tumbler cylinder helps prevent picking. Uses No. 376 Universal Pin Keying Tool. Model # 5UP Body Width 2in (51mm) Shackle Length 1in (25mm) Shackle Width 15/16in (24mm) Shackle Diameter 3/8in (10mm) Key Options Not Keyed Color Options Blue Universal Pin padlocks for keying convenience Locks pinned to customerandrsquo;s key in minutes. Operates with same key as Master Lock padlocks Nos. 1-6 2in (51mm) laminated steel body for superior strength 1in (25mm) tall, 3/8in (10mm) diameter hardened boron alloy shackle for superior cut resistance Dual ball bearing locking for maximum pry resistance 4-pin tumbler cylinders helps prevent picking Great choice for keyed alike applications Use No. 376 Universal Pin Keying Tool BEST USED FOR: OUTDOORS Security Gates & Fences Self-Storage Units & Lockers Tools, Job Boxes & Gang Boxes Tool Cribs