The screwdriver head is made of CR-V steel, which has high strength and hardness (HRC52-56), wear-resistant and impact-resistant, and will not bend or deform after long-term use. The surface is sandblasted to enhance grip and corrosion resistance, durable and suitable for industrial use.Our drill bit adopts a design, the tip of the knife can absorb the screws vertically or obliquely stably and fix the screws easily, and it is easy to install on the screwdriver handle. Especially in a small space, it can complete the work more conveniently and improve efficiency.The 1/4" hex shank screwdriver bits are widely used in manual electric screwdrivers, drills and electric drills.
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