Overburden Casing Bits – Design, Materials, and Manufacturing

Z Design Casing Bits Overburden drilling equipment and drill strings (including casing, rods, casing shoes, casing bits,  bits) along with a skilled driller are required for drilling straight and consistent boreholes through all overburden materials, fluctuating from very soft, broken ground to exceptionally hard, compact conditions. Drillers balance thrust, torque, rotary speed, flush parameters, and percussive […]