1、APPLICATION OBJECT: Rotary hammer drill bit is used to work on concrete, masonry, stone, gypsum, etc., 6 flutes optimized for drill cuttings removal 2、FAST AND SELF CENTERING: The impact drill has a 6 flute self centering carbide tip to ensure fast cutting speeds and maximum service life 3、IMPACT RESISTANT ALLOY MATERIAL: Carbide drill bit has good comprehensive mechanical properties, good low temperature impact toughness, and good cutting performance 4、EXTENDED SERVICE LIFE: The optimized design of the concrete bit enables the material to exit the hole quickly while keeping the concrete hammer bit cool 5、WITH BOX: Rotary hammer drill bit is equipped with a storage box for easy storage, portability and access, and also prevent damage and loss