ITEM NAME:13pcs 1.5-6.5mm HSS Hex Shank Twist Drill Electric Screwdriver Bit Power Tool Product Description: Model: HSS high speed steel twist drill Special note: This product has no outer packaging, and the hexagonal handles are different in color and shipped randomly . Handle specification: hexagonal opposite side 6.35mm Product packaging: OPP plastic bag Drill specifications: 1.5, 2.0, 2.5, 3.0, 3.2, 3.5, 4.0, 4.5, 4.8, 5.0, 5.5, 6.0, 6.5 HSS high-speed steel, made of titanium, can drill wood, glue, aluminum, thin iron. Can't drill the wall! The drill bit can be used on the wind batch and the electric screwdriver. If the drill is mounted on the machine with the handle is a card, the head may be slightly shaken. The drill is not integrated with the drill after the hex handle is transferred. Therefore, relatively speaking, the concentricity of the drill itself cannot be too high, which is suitable for general use. Package Include: According to your Choose!.Model: HSS high speed steel twist drill. HSS high-speed steel, made of titanium, can drill wood, glue, aluminum, thin iron. Can't drill the wall! The drill bit can be used on the wind batch and the electric screwdriver.