4-piece glass door lock, shop window lock, single or double opening security latches, for 5-8 mm glass doors, separate key without drilling, zinc alloy (b

ZINC ALLOY MATERIAL: Made of high-quality zinc alloy, smooth, rust-resistant, and durable. FOR 5-8MM GLASS: Suitable for frameless and tempered glass 5-8mm thick. EASY TO USE: Lock and key with mounting mat to protect fragile glass, no drilling required. Two mounting options for single and double doors. SECURITY AND ANTI-THEFT: Solid round latch lock controlled by additional keys. Install it on the door to prevent intrusion. MANY APPLICATIONS: Suitable for homes, swing doors, office doors, hotel bathrooms, shop windows, and more. Number of pieces supplied: 4. Color: Black