Hitachi 5 piece sds plus bit set german engineered carbide cutting bits with biting tooth profile for use on masonry brick and concrete features a wide spiral conveyor for high drilling speed and optimized vibration drilling behaviour for user protection supplied in a storage boxcontents5 x drill bits1 x 5 x 1101 x 6 x 1101 x 8 x 1101 x 6 x 1601 x 8 x 160mm1 x storage box