All models of bottom bracket sockets are precision CNC machined tools for the installation and removal of different external bottom bracket cups. They are made of aluminum billet and anodized red for a durable finish and precise fit, that won´t damage aluminum external bottom bracket cups. 1/2˝ square drive makes it easy to use with torque wrenches, ratchets, and fixed handles. Features New advanced technology The use of new technological methods and top-quality materials results in tools with a long life span, safety designs that ensure repair jobs without damage, customized solutions, excellent effectiveness, modern materials, and an ergonomic design that provide good looks and safe use. Customized solutions for excellent results Our solutions offer adaptability to the bicycle parts of all producers. Our tradition, our own design, constant technical development, and modern technology keep us one step ahead. Excellent durability Unior hand tools finish many jobs faster and make working in tight areas more accessible. They are adapted to work on the latest bicycle models. Additional Info Country of Origin: China Imported By: Ciclo Essentials Private Limited , B-55A , Sahakar Marg , Jaipur - 302005 , India. Net Quantity: 1N Customer Care Address: 291, 10 Main, 5 Block, Jayanagar, Bangalore - 560041. Ph: (080)47183232, Email: [email protected] Commodity: Bottom Bracket Tools