Features: High strength and hardness, not easy to slip 1/4inch/6.35mm Hexagonal shanks fit a variety of quick-changes chucks and hexagon tool for pneumatic screwdriver, electric screwdriver, drill, screwdriver. Crafted from quality alloy steel, these bit offer exceptional durability and resistance to wear and corrosion, ensuring long lifespans for both electric and pneumatic tool. Suitable for professional repair technicians in automotive, mechanical, and electronic industry, this set boosts work efficiency and accuracy. These bit is to minimize slipping during use, efficient performances. Specifications: Component:Alloy Length:Approx.65mm/2.56inch 6.35mm Hexagonal Shank Includes:5/64，3/32，7/64，1/8，9/64，5/32，3/16，7/32，1/4，5/16 Package Includes: 10pcs Hex Screwdriver Bit note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.