10 x Phillips PH1 1/4" Hex Shank 65mm Long S2 Steel Magnetic Screwdriver Bits for Electric Screwdriver Cross Head Drill Bits 3.5mm Rod

SIZE - Phillips Head Size: PH1 (#1); Hex Shank Size: 1/4"; Total Length: 65mm / 2.56"; Shank Diameter: 3.5mm / 0.138"; Hardness: HRC59-61 (The recognized stable hardness is about HRC60). The screws for large household appliances are mainly PH2 type, the screws for small household appliances are mainly PH1 type, and the screws for precision instruments are mainly PH0/PH00/PH000 type. MATERIAL - Phillips screwdriver bits are made of specially heat treated S2 steel for superior strength and durability, with sandblasted surface for textured effect for better adhesion and corrosion resistance, suitable for industrial use. Features - The screwdriver head is magnetized for easy use. The cross head with magnetism can stably absorb the screw vertically or obliquely, making it easier to fix the screw, especially in a small space. Precision CNC machined Phillips head, reduces head wear during heavy tightening operations. APPLICATION - Phillips screwdriver bit specially designed to screw screws into wood, metal and other materials effortlessly. Can tighten the screws accurately without damaging the screws and screwdriver bits. Screwdriver bits with 1/4 inch hex shank can be used with electric screwdrivers, manual screwdrivers, electric drills, etc., for electricians, mechanical repair work and furniture installation. Note: Make sure the screwdriver bit is firmly inserted into the chuck of the power tool before operation. Adjust the power tool speed and torque parameters according to the material being processed. Avoid using excessive force when tightening screws to avoid damaging the bit or slipping. Keep the screwdriver bit in a dry place to prevent rust and maintain performance.