Main Features: STURDY AND DURABLE: Heat-treated chrome vanadium steel, anti-rust. EASY AND SAFE: Anti-, flexible. Mounted on a black clip, easy to use and storage. EXTENSIVE USE: Applicable for installing in those hexagon tools, such as a pneumatic screwdriver, electric screwdriver, pneumatic drill, electric drill, drill, manual screwdriver, etc. Usage Scenarios: It's widely used in household DIY, auto parts, woodworking, professional machine repairing, etc. Specification: Models: 3/16(4.76mm), 1/4(6.35mm), 9/32(7.14mm), 5/16(7.93mm), 11/32(8.73mm), 3/8(9.53mm), 7/16(11.11mm). 5mm, 5.5 mm, 6mm, 7mm, 8mm, 10mm, 12mm. Note: Applicable for installation in the following models of hexagonal tools: 3/16(4.76mm), 1/4(6.35mm), 9/32(7.14mm), 5/16(7.93mm), 11/32(8.73mm), 3/8(9.53mm), 7/16(11.11mm), 5mm, 5.5 mm, 6mm, 7mm, 8mm, 10mm, 12mm. The tool does not have built-in magnetism. Material: Chrome vanadium steel colour: As shown Package Contents: 1 x Hexagon handle sleeve set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.