A set of wrenches used for unscrewing special screws of the following types: hex, torx, spline Made of chrome vanadium steel Crv A variety of bits provides the ability to do a lot of work in mechanical and automotive services Bits mounted in 10 mm hexagonal holder, suitable for use with 1/2" and 3/8" ratchet: • torx 30 mm: T 20, T 25, T 30, T 40, T 45, T 50, T 55 • torx 75 mm: T 20, T 25, T 30, T 40, T 45, T 50, • t 55 spline: 30 mm: M 5, M 6, M 8, M 10, M 12 • spline 75 mm: M 5, M 6, M 8, M 10, M 12 • imbus (hex) 30 mm: 4 mm, 5 mm, 6 mm, 7 mm, 8 mm, 10 mm, 12 mm • imbus (hex) 75 mm: 4 mm, 5 mm, 6 mm, 7 mm, 8 mm, 10 mm, 12 mm • adapters for 3/8" and 1/2 "ratchets • case Technical data: • drive: 1/2"; 3/8" • material: Cr V 6150 • drive type: Hex 10 mm; 1/2"