... square padlock,rectangle padlock,full armoured padlock double-U steel coat all-armoured block padlock padlock,door lock ... square padlock,rectangle padlock,full armoured padlock,steel-coat armored block lock,shell lock,U type ... hardened shank diamter 14mm,can change to 12mm3. double blist card/pc or gift box/pc,6pcs/ ... shell make the lock body reinforced double-U steel coat all-armoured block padlock