small rock drill bits online manufacture

12" Down The Hole SD12 DTH Button Drill Bits For Rock Drilling Product specifications: SD12 dth bits For 12" hammer DTH bits shank Bit Dia. No Air Holes. Gauge Buttons Front Buttons Weight (Kg) Part No. mm inch ... Read More

10" Down The Hole SD10 DTH Button Drill Bits For Rock Drilling Product specifications: SD10 dth bits For 10" hammer DTH bits shank Bit Dia. Air Holes No. Gauge Buttons Front Buttons Weight (Kg) Part No. mm inch ... Read More

Small Hole Range Size Drilling Bits IR DHD3.5 90mm Down The Hole Bits Our Products: With professional manufacturing experience in DTH hammer production, our factory can supply you with high pressure and medium ... Read More

Small Size Low Air Pressure Borehole Drilling Bits BR3 90mm DTH Bits Sollroc rock drilling tools manufacturer produces a various range of DTH hammer bits with DHD shanks type for a wide range of hole sizes, ... Read More

Eccentric Casing ODEX Drilling System 8 Inch Rock Drilling Tool Product Application: Sollrocs Symmetric Casing Drilling Eccentric Drilling Casing System is designed to drill holes of many sizes, ranging from ... Read More

7 1/2' 190mm Shank M60 High Grade Steel DTH Hammer Bits for Coal Mining Product description A down-the-hole drill, usually called DTH is mainly a pneumatic powered rock or ground drill, in which the percussive ... Read More

Rock Drilling Tools Taper Button Drill Bits Tapered Cross Bits Product specifications:(1) Taper angle: 4 , 4 46, 6 , 7 , 11 , 12(2) Models: Chisel/cross/button bit(3) Diameter: 20-45 mm(4) Button bit shape: ... Read More

Three Wings 3 Blades Step Drag Bits Chevron Drag Bits Step Bits Product specifications: A drag bit is simply a series of blades (usually three or four in number) which produce a shearing action when rotated. ... Read More

API Thread Three Wings Step Drag Drill Bits with Tungsten Carbides Product specifications: 1) Drag bits are made according to API standard or no thread standard just welding. 2) Various step and chevron drag ... Read More

Tungsten Caribide R25 R32 R38 T-Series Button Bits Self Drilling Tools Anchor bits is used as a sacrificial consumable for drilling hole, there usually have Tungsten carbide and steel hardened two types, ... Read More