DTH Drill Bits

Drill deep, straight holes for blasting, anchoring, and water wells with down-the-hole bits matched to your hammer. Flat-face DTH bits run from 3 to 15 inches to fit the down-the-hole hammers on quarry, mining, and foundation jobs.

Showing 1–24 of 39 resultsSorted by popularity

Showing 1–24 of 39 resultsSorted by popularity

Sizing DTH Bits

Bit diameter sets the hole, while face and gauge button patterns trade penetration for life in hard or broken ground. Add extension rods to reach depth, and see striking bars & shanked rods for top-hammer drilling steel.