AMPS Steel Mortise Lock Set 175mm with KY Lock 65mm Black Silver Finish IH06(BS) - Iron Mortice Handles, KY Small, Finish Chrome Plated, Door Thickness 30-45 MM. ML6(H)- KY Mortice Locks, Metal - Iron and Brass; Size 65 MM; Door Thickness 30-45 MM; 6 Iron Lever, Finish Electro Coated Body & CP Cram, Durable and Long Life, Good Quality Mortice Lock Set From Renowned Brand AMPS. AMPS, an ISO 9001 certified Company is a well known name in domestic hardware market for more than last 35 years. Company provides a wide range of mortice locks (both lever & pin cylinder) Mortice Handles (Brass, SS, Zinc & MS), Door Locks, Furniture Locks,Brass Aldrops & Door/Window fittings.