Do you want to have some screwdriver bits for assembling furniture? If so, our 1/4" bits are carefully prepared for you. It effectively exerts the function of the hexagonal bit. Suitable for professional and personal use, it is easy to operate and use. Features -Color:Silver -Material:Chromium vanadium alloy steel -Size:5.00X1.50X1.50cm/1.97X0.59X0.59in -Heat treated, durability, has high hardness, easy to drill into hard surface, easy to operate and use. -It is compatible with electric screwdriver, manual screwdriver, electric drill and air drill and so on. -The screwdriver drill bit is a little bit , which helps to keep bolts stuck to them. -The drill bit contains the hexagonal bits in various sizes to suit your needs, making your work more convenient. -The drill bit is clearly marked that you can find what size you need quickly. Easy to take and use. Package list: Head Drill Bit Sets