Door Bolt Lock — spring latch and slide bolt design, thickened stainless steel Key benefits Simple, reliable locking: Spring latch and slide bolt mechanisms allow fast, easy opening and secure closing. Lock and unlock quickly while keeping doors held firmly in place. Improved household security: Acts as a robust secondary lock to protect rooms, entrances or storage areas and increase resistance to forced entry. Long-lasting construction: Made from thickened stainless steel for greater strength and corrosion resistance. The reinforced design resists bending and maintains alignment over time. Secure mounting: Multi-hole screw positioning provides stable attachment and reduces wobble, improving overall lock performance. Features Function: Combination of spring latch (federriegelschloss) for smooth operation and manual slide bolt (schieberiegelschloss) for positive locking. Material: Thickened stainless steel for durability and rust resistance. Mounting: Multiple screw holes for precise positioning and secure fastening to the door and frame. Performance: Sturdy, non-deforming design that maintains security under repeated use. What this product solves Stops doors from swinging open unintentionally while allowing quick exit and entry when needed. Adds a dependable secondary security layer where a single lock may be insufficient. Prevents damage or deformation common with thin, low-quality bolts. Practical use scenarios 1) Front or back entrance: Use as a secondary bolt on an entrance door to reinforce the main lock when you are at home or away for short periods. 2) Interior rooms and storage: Secure utility rooms, storage closets or home offices where added privacy and security are needed. 3) Gates and service doors: Install on small gates, shed doors or service entrances to provide a stronger, corrosion-resistant locking point. Installation and compatibility Mounts using screws through the multi-hole plates; compatible with typical residential doors and frames when correctly positioned. Designed for straightforward installation. Use appropriate screws for your door material and ensure alignment between bolt and strike plate. Reliable, no-frills door bolt lock engineered to improve security and durability while remaining easy to install and use.