Master Lock 3UPLF The Master Lock No. 3UPLF Universal Pin Laminated Steel Padlock features a 1-9/16in (40mm) wide laminated steel body for superior strength and a 1-1/2in (38mm) tall, 9/32in (7mm) 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 # 3UPLF Body Width 1-9/16in (40mm) Shackle Length 1-1/2in (38mm) Shackle Width 5/8in (16mm) Shackle Diameter 9/32in (7mm) Key Options Keyed Different 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 1-9/16in (40mm) laminated steel body for superior strength 1-1/2in (38mm) tall, 9/32in (7mm) diameter hardened steel 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