Standard shank design, seconds through concrete.Deep chip discharge trough, convenient and quick.High temperature quenching, high hardness, long service life.High carbide tool head, strong cutting edge and wear resistance, solid welding.Round handle with two pits and two grooves, suitable for different types of electrical hammer interfaceDescription:Product:Electric hammer drill BitColor: as shownDiameter: 5/6/6/8/8/10/12/14/16mmMaterial: CarbideLength: 160mmNote:Due to the difference between different monitors, the picture may not reflect the actual color of the item.Packing list:9pcs/set Drill BitNote: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.