Purchased for repairs and renovations, but no longer needed due to a move. Can be used as a door handle for bathrooms, toilets, and room doors, even without external locking, using only the inside lock. Easy to replace if the dimensions below match. In some cases, only the handle needs to be replaced. ① Backset (distance from the center of the knob to the door edge): This product supports 60mm and 70mm. ② Door thickness: This product supports 35~45mm. ③ Mounting hole dimensions: This product supports a single hole ~50mm or 35mm or less, and a bolt pitch (left and right) of 40mm. ④ Front plate mounting bolt pitch: This product is 42mm (can be used with some modification). The key is a special dimple key that is resistant to picking, and 5 keys are included.