The assortment drill bit is convenient and practical, with excellent texture, and can serve you for a long time without being easily . The craftsmanship can serve you well without breaking easily. This assortment drill bit is a very practical and reliable for your needs. Features -Color:Silver -Material:Chrome-vanadium steel -Size:6.00X1.10X1.10cm/2.36X0.43X0.43in Specification: 1.5mm,2mm,2.5mm,3mm,4mm,5mm,6mm,8mm,10mm,12mm, 5/64,3/32,7/64,1/8,9/64,5/32,3/16,7/32,1/4,5/16 - The drill bit can absorb screw through suction, easy for your work. - High hardness, higher . Hexagonal handle, universal handle for electric screwdriver. - Perfect for electric screwdrivers, manual screwdrivers, electric drills, and pneumatic screwdrivers are universal and hard, with good workmanship and high precision. - Tightly engaged with the screw, stable and not easy to slip, and the use is more efficient. - Adoption of simple and convenient design, this product also can be used for a long time. Package list: 20 x drilling bits