7 pcs 3, 4, 5, 6, 8, 10, 12mm Multi-Material Drill Bits

Label:Yes The drill shank cuts the three-dimensional triangular, so that the electric drill clamping is more tight and the drilling does not slip. U-shaped spiral grooves, conducive to drilling more smoothly, convenient to use. Including 7pcs drill bit of the package, meeting your different needs. Tungsten steel material, strong toughness. Widely used in glass, ceramic tile, plastic, wood and other materials drilling.

Item Type: Center Drill  Material: Tungsten steel Color: Red Usage: Widely used in glass, ceramic tile, plastic, wood and other materials drilling Type Total Length Working Length Cutter Diameter Handle Diameter Total Weight 3mm 83mm / 3.3in 45mm / 1.8in3mm / 0.1in3mm / 0.1in3.5g / 0.1oz 4mm 83mm / 3.3in 45mm / 1.8in4mm / 0.16in3mm / 0.2in5.5g / 0.2oz 5mm 81mm / 3.2in 49mm / 1.9in5mm / 0.2in3mm / 0.3in6.6 g / 0.23 oz 6mm 101mm / 4in 55mm / 2.2in6mm / 0.24in5mm / 0.2in12.5g / 0.4oz 8mm 118mm / 4.6in 71mm / 2.8in8mm / 0.3in8mm / 0.3in29.8g / 1.1oz 10mm 120mm / 4.7in 70mm / 2.8in10mm / 0.4in7mm / 0.28in36.6g / 1.3oz 12mm 122mm / 4.8in 72mm / 2.8in12mm / 0.5in9mm / 0.35in58.2g / 2.1oz

Package Included: 1 x 3mm Drill Bit    1 x 4mm Drill Bit   1 x 5mm Drill Bit   1 x 6mm Drill Bit  1 x 8mm Drill Bit  1 x 10mm Drill Bit  1 x 12mm Drill Bit  Note: 1.  The real color of the item may be slightly different from the pictures shown on the website caused by many factors such as brightness of your monitor and light brightness. 2.  Please allow slight manual measurement deviation for the data.  Thank for your understanding. 3.  1cm=0.39''.