Product description
Batch Head Cross High Hardness Hand Drill Bit Screw Electric Screwdriver Set PH2 Impact Driver Drill Head
Fits well: This cross bit screwdriver is suitable for all kinds of hex shank and electric hex drills.
Heat treated, durability, has high hardness, not easy to wear.
Professional Bit Set Are Made of S2 Alloy Steel, Very Well Made And Tough As Nails。Hardness can reach HRC60 degree.
Fit for electric drills with speed regulating device, electric screwdrivers, hand screwdrivers.
Please do not use drill bits on pneumatic tools, air dills, and the electric drill without speed regulation.