Feature●【Premuim Material】304 Stainless Steel, the surface is processed by brushed finish, not easy to fade after long-term use, beautiful and smooth, fireproof and rustproof, last for a long time.●【Upgrade Lock】Double locking tongue design, much more safer and reliable, with copper lock core, bringing a silent and smooth operation when bedroom or other internal room.●【Easy to Install】Easy to install these door lock set with provided bolts, fits door 35mm-50mm thickness, The length between the screw install holes are 1.5 in (38mm). Adjustable latch 60-70mm●【Hidden Handle】Hidden handle design that can stand up, and the rotatable handle can be hidden in the center of the door handle, which is simple and elegant.●【Wide Application】Suitable for balcony, interior or exterior doors, and bedroom, garage doors.Description