TISUR Titanium Heavy Duty Key Rings Mini Carabiners Keychain Quickdraw Hooks (Keychain and Key Ring ?45mm))

Brand:TISUR Features: Exquisite polishing craft, very useful and convenient, worthy to take as daily accessory, considerate gift choice! 35mm Hook-- Length: 1.38inch (35mm) Max Width: 0.59inch (15mm) Thickness: 0.15inch (3.8mm) Weight: 018oz (5g) Hole Diameter: 0.2inch (5mm) 25mm Ti Key Ring-- inner diameter: 0.83inch (21 mm); Outer diameter: 0.98inch (25 mm) Thickness: 0.12inch (3mm) Weight: 0.07oz (1.9 g) Note: the spring clip is 13.5mm maybe a bit narrow, please use more fingertip to press instead of pulp. About Titanium: *A rare metal. *Light weight: 1/2 lighter than iron; *High hardness *Fast heat conduction & High temperature resistance: 1942k of melting point, nearly 1000k higher than gold and 500k higher than steel. Anti corrision of acid and alkali: can resist acid and aqua regia under normal temprature, *Rustproof, Non-toxic, Non-allergenic: it's also called Pro Biological Metal, beneficial to human body. *Currently widely used in aerospace(jet engines, missiles, and spacecraft), military, industry process (chemical and petroleum products, desalination and paper), automotive, agri-food, medical (prostheses, orthopedic transplants and dental instruments and filler), sporting goods, jewelry and mobile phones, etc.