The YALE Maximum Security Open Shackle Padlock has a hardened steel body and boron shackle, with a black finish and has been tested up to 240 hours for corrosion resistance. The lock has been tested to EN 12320:2012 for ensured resistance against attacks by cutting, twisting and pulling of the shackle and also against drilling and sawing of the lock body. It is supplied with 3 keys with double ball locking for added security and has been tested to 10,000 cycles for the opening and closing of the shackle to ensure optimum performance. The lock has a CEN grade of 4.
