Detail: 4" - 18" API thread Tricone Drill Bit for oil drilling , water well drilling Detailed Product Description: Roschen line of Tricone bits with advanced technology and a revolutionary....
ROSCHEN Geotechnical Drilling, Exploration and Rock Drilling products. ROSCHEN Geotechnical Drilling, Exploration, Rock Drilling, can offer the equipment needed for all rock drilling, underground....
Detail: 4 inch DHD hammer / Mission hammer / Halco hammer Underground Tools 3" DTH hammer: DHD 3.5, COP 34, COP 32, Mission 30, BR 3, Mach 303, 4" DTH hammer: DHD 340/ COP 44, COP 42, QL 40, ....