Abus diskus 26 series padlocks have a pin tumbler cylinder with anti pick mushroom pins a solid lock body which resists drill pull manipulation attacks and a through hardened steel alloy shackle to resist saw attacks deep weld technology which offers maximum case strength where to use it high security requirement in severe weather conditions the shackle is manufactured from hardened steel alloy and is protected in a stainless steel body key operated key retaining a key is needed for locking lo