10Pcs Allen Bit Set There are 10 different sizes of inner hexagon bits: 12 mm, 10mm, 8 mm, 6 mm, 4 mm, 5mm, 3 mm, 2.5 mm, 2 mm, 1.5 mm, which can meet your various needs. Length: 100 mm. Type of Shank: 6.35mm, 1/4 inch.
High Quality: This hex drill bits are made of high-quality material S2 steel, which has stable performance, high strength, good wear resistance, and its hardness can reach HrC60°. The outer layer is wrapped with a green wear-resistant rubber heat-shrinkable tube, which is rust-proof and waterproof.
Magnetic Design: The allen key screwdriver bit is equipped with an upgraded strong magnet, which can easily grasp screws and small parts and avoid falling off. It can improve your work efficiency and won't damage the screws and the screwdriver head.
Easy to Use: Directly insert the allen key bits into your tool, as long as it is inserted, it will not fall off easily. You can easily use them on vehicles, bicycles, furniture, engineering, machinery, home appliance repairs, etc.