Set of 10 three-piece splined sleeves, metric drive 3/8", 1/4", 1/2", 4 mm to 18 mm, multi-functional sleeves

General Description: This set of 10 three-piece splined sleeves is designed for 3/8", 1/4", and 1/2" metric drives, with sizes ranging from 4 mm to 18 mm. It is ideal for various household, production, and processing applications, as well as automotive repairs. The sleeves are made from high-quality materials, providing resistance to wear and tear, while ensuring long-term use. Technical Specifications: Socket Material: 50BV30 CR-V; Bit Material: CRV; Sizes Included: 3 x 1/4" Drive Sockets (M4, M5, M6), 5 x 3/8" Drive Sockets (M8, M9, M10, M12, M14), 2 x 1/2" Drive Sockets (M16, M18); Compatibility and Accessories: Suitable for use with CNC machine tools; Ideal for repair work Automotive Installation: Easy to install on compatible tools. Use: Used for tightening and loosening bolts and nuts in various mechanical and DIY jobs. Other information: Blow-molded storage case for each socket size, with labels for convenient storage. Safety lever lock to prevent accidental opening.