【Material】- DOETYD door hinges is made of sturdy and durable High quality iron with precision production, high strength, and good rust and corrosion resistance 【Super Silent】- Ball bearings can provide smooth operation, reduce friction caused by heavy doors, do not produce squeaks, and have a long service life 【Easy Installation】- All Screws Included, for a secure fit. You'll get all the mounting screws needed for a quick, hassle-free setup 【Applications】- The door hinges with 8 mounting holes can be tightly installed on the door, can also be used for cabinets, doors, windows, cabinets, tool boxes, etc 【Weight Capacity】- These ball bearing butt hinges are designed for doors weighing up to 80kg (including any door furniture), Manufacturer: F-E-BXGHY01