The HK series Grade 1 Cylindrical Knob lock is designed and tested for the most robust applications for Grade 1 knob locksets..Certified to BHMA Grade 1 it is the worry free solution when a Grade 1 knob lock is needed.
The lock case is made from heavy gauge steel, with zinc dichromate finish for corrosion resistance and it can be re-handed without disassembling the lock case. They are engineered for strength and performance, and precisely manufactured to exacting standards. BM Series Mortise Locks Arrow mortise locks are offered in a complete range of functions designed for commercial, institutional and industrial applications.A wide selection of trim designs and functions are offered which meet or exceed the performance requirements of ANSI Grade 1.