13Pcs Phillips Slotted Y-Shaped U-Shaped Triangle 3-Points Screwdriver Bits Set

The screwdriver bit set is made of CR-V steel with a hardness of up to HRC52-55, which is durable and resistant to bending. The surface is sandblasted to effectively enhance wear resistance. Equipped with a bit storage strip to help you remove and replace the bits more easily and quickly, and it is convenient to organize, store and carry the bits. The drill bits are designed with magnetism, which can stably absorb the screws vertically or tilted, and easily fix the screws. Each screwdriver bit is printed with a size mark for easy identification and use, improving work efficiency. The 1/4-inch hexagonal shank screwdriver bit can be used with electric screwdrivers, manual screwdrivers, electric drills, etc. for home repairs, machining, metal manufacturing, and furniture installation. Note: Before operation, make sure the bit is firmly inserted into the power tool. Avoid excessive force when tightening the screw to prevent the screwdriver head from being damaged or slipping out.