The Frameless Glass Door Lock Set comes with 3 keys, made of high-quality 304 stainless steel with a solid copper inner core, offering durability and rust resistance. Suitable for open-type double-panel tempered glass doors with a thickness of 10-12mm. Required gap between doors should be 6-10mm. Features an advanced polishing process with a sandblasted finish. Easy to install without drilling holes in the door. Includes an Allen key and installation screws. Simple and reliable operation, providing stable, safe, and secure performance. Features: - Made of high-quality 304 stainless steel, durable and rust resistant - Designed for 10-12mm thick double-panel tempered glass doors - Smooth polished surface with sandblasted finish - Tool-free installation; no door hole required - Easy to operate, stable, safe, and reliable This glass door lock is constructed from high-quality 304 stainless steel, ensuring long-lasting durability and corrosion resistance. It is compatible with 10-12mm thick open-type double-panel tempered glass doors. The sleek design includes a reinforced stainless steel layer for added strength and security. Installation is straightforward and does not require any modifications to the door. Note: This lock operates on one side only. When locked from the outside, use the key to unlock from the outside (door cannot be opened from the inside). When locked from the inside, use the rotary switch to unlock from the inside (the key cannot be used to open from the outside). Specifications: Material: 304 Stainless Steel Color: Silver Size: 97 x 65 mm Shape: Half-round Compatible Glass Door Thickness: 10-12 mm