PD680-165 Down-The-Hole Hammer Bit

Rock drill bits factory Bloom introduces new shank design for DTH hammer bit: PD shank. To match with our own designed Hammer.

PD shank Down The Hole Drill Bits are available in a various range of sizes and with a number of custom design features for optimum performance in a rock formation, which are designed to match all conceivable applications for water well drilling, stone quarrying, mining and construction. shank adaptor is the most important part of rock driling tools , which will decide rock drill's drilling efficiency and cost.

Rock drill bits Shank type: PD882; and DTH hammer bits hole diameter: 3", 4", 5", 6", 8"(85mm-350mm).

Concave Face

The all around application rock drill bit face specifically for medium hard and homogeneous rock formations. Good hole deviation control and good flushing capacity.

Dome/Hemispherical Buttons

Universal buttons for all rock formation, best suited to hardest and very abrasive rock formation.