Wet/Air Rock Heads
These Wet/Air Rock heads are hollow with water jets for use in slurry/wet, dry or pneumatic boring techniques. These are available with a hollow Case/Astec/Toro type tool joint, or 1" x 8 and 7/8" x 9 threaded tool joints. Heavy Duty Rock Heads are designed for drilling holes in hard clays, shale, hardpan, sandstone and root impregnated areas. The tool bodies are manufactured from chrome-moly tool steel, and the carbide cutting blades are manufactured in the USA.
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