Features 1、APPLICABLE RANGE: The impact drill bit is designed for masonry applications, can be used for brick, stone, concrete, etc., simple and practical. 2、GOOD COMPATIBILITY: These bits have standard slot design, which is compatible with most electric hammer drill models, and easy to install. 3、2 FLUTE DESIGN: The impact drill adopts 2 flute self centering tip, and adopts excellent carbide to ensure fast cutting, stable and reliable. 4、EXCELLENT METAL: These impact bits are made of excellent 40CR material, with high hardness and wear resistance, not easy to deform. 5、FAST CHIP REMOVAL: Including 5pcs bits, the optimized design enables the material to be discharged from the hole quickly and keeps the bit cool. Specification Item Type: Impact Drill Bit Material: 40CR, Carbide Head: Slot Flute: Spiral 2 Flute Length: Approx. 210mm / 8.3in Package List 5 x Impact Drill Bits