... digit safety lock 1.Size:30mm*8mm*56mm 2.Pass ISO9001,2008 & BSCI3. 3.Packing:box,blister 30mm 3-digit safety lock1 ... . Strict test for safety lock2. Solid steel shackle for extra cut ... available,very POPULAR: Laminated steel lock,high security: Bottom lock,high SECURITY AND QUALITY: QC for each finished lock,strict test,good quality Unitech ...