DART Tool Group

"A premium dry core bit with spiral barrel design for swift dust removal. Fast start segments. Side vents help keep the bits cool resulting in longer life. Suitable for use in masonry, brick, concrete with light or medium steel reinforcing. Also effective for granite, marble and stone." "A premium dry core bit with spiral barrel design for swift dust removal. Fast start segments. Side vents help keep the bits cool resulting in longer life. Suitable for use in masonry, brick, concrete with light or medium steel reinforcing. Also effective for granite, marble and stone."