1. Safety latch handle material high pressure die-cast zinc, with ... set of stainless steel screw. CL-1178E2 INSIDE RELEASE HANDLE Material: Plastic fiber rod, stainless steel spring, ... latch is locked outside, it still can be open from inside. with either the attached inside release handle or ... any other tools to push the lever hook plate to start the machinery and open it. No matter the latch ...