【Large Heavy Duty Padlock for Indoor and Outdoor】The large heavy duty padlock adopts one-piece lock body, 304 stainless steel lock beam, 52mm wide lock body, 8mm diameter shackle, 270g weight. The maximum security combination lock is designed for indoor and outdoor use, such as gate, garage, shed, fence, storage, school, gym, staff office, etc. Provide better protection and security against theft. 【High Quality Weatherproof 】The waterproof combination padlock is made of high-strength zinc alloy, rust-proof and weather-resistant. The padlock is constructed with a zinc body and reinforced bumper for added strength and reliability, hardened 304 stainless steel shackle for cut resistance. Over 180 hours in a salt spray test were conducted to prove its resistance to harsh conditions. 【4-Digit Combination Lock】Unlike the 4-digit combination, the combination lock is designed to be a combination lock. 3 digits, provides 10,000 code combinations which are harder and safer than the previous