5pcs Triangle Handle Multifunctional Alloy Drill Bits for Hand Electric Drill 6-12mm

1、The head is of the special process technology, high hardness and small incision resistance2、The surface is of painted and full grinding processing with anti-rust treatment which is smooth to drill.3、Single threaded U-type chip discharge groove make it smoother to drill.4、The design of triangular handle make it more fastening to clamp and not easy to slip.5、Widely used in ceramic tile, glass, brick wall, wood, etc.Features:1. The head is of the special process technology, high hardness and small incision resistance2. The surface is of painted and full grinding processing with anti-rust treatment which is smooth to drill.3. Single threaded U-type chip discharge groove make it smoother to drill.4. The design of triangular handle make it more fastening to clamp and not easy to slip.5. Widely used in ceramic tile, glass, brick wall, wood, etc.6. Can be used in the hand electric drill, table drill, etc.Specification:Condition: 100% Brand NewMaterial: Hard AlloyTool Holder Type: Triangle HandleCooling Type: Outer ColdBlade Top Corner: 45°Category: Hole expansion drillOptional Style: 4-10mm(5pcs), 6-12mm(5pcs), 3-12mm(7pcs)Weight: Approx. 131-179g / 4.6-6.3ozHandle Diameter: 2.5-9mmChip Groove Length: 40-75mmBlade Diameter: 3-12mmBlade Length: 80-120mmPackage List:5Pcs 6-12mm DrillsNote:Please be sure to add water to cool when using.