GLASS TO WOOD LOCK : A glass to wood lock is a type of lock that is used to secure a glass door or panel to a wooden frame or wall. It is usually made of stainless steel or aluminum alloy and requires a cutout in the glass. A glass to wood lock can be operated by different methods, such as key, knob, or handle. Specification : 1) 1mm Thickness of Cover Plate, 2) Can be Fitted in 12mm Glass, 3) 3 Computerized Brass Key, 4) One side key & One side Knob, 5) Long Life & Easy to Install, 6) High Corrosion Resistance.