Description This type of bit is well known for its wear resistance on soft to medium-hard rock formations (between 55 Mpa to 165 Mpa compressive strength). Featuring spherical tungsten carbide inserts that is ... Lire la suite
Description This type of bit is well known for its wear resistance on soft to medium-hard rock formations (between 55 Mpa to 165 Mpa compressive strength). Featuring spherical tungsten carbide inserts that is ... Lire la suite
R32 45mm Button Drill Bit used for mining small rock hole drilling Our Advantages: We have advanced production equipment & talented researchers & technicians & rich experiences in R & D and production. We using ... Lire la suite
5" High Air Pressure DTH Drilling Bit Specifications: 1. Drill Bit Bit Diameter, mm Number of Air Holes Gauge Buttons Front Buttons Weight, kg DHD350R Cop54 DHD5 133 2 7x16 6x14 16 140 2 8x16 7x14 16.5 146 2 ... Lire la suite
R38 Threaded Drill Bits 89mm For Drifting / Tunneling Hardened Steel Spherical and Balistic Buttons Spherical Button Characteristics: 1. Universal button 2. Good wear resistance 3. Best suited for hard ground 4... Lire la suite
T38 4 Inch / 5 Inch Tungsten Carbide Hard Rock Mining Threaded Button Drill Bit Description The thread button drill bits are made by high quality alloy steel bar and tungsten carbides. Through heat treatment, ... Lire la suite
254mm Flat Face 10 Inch DTH Button Bit For DHD360 High Air Pressure DTH Hammer 254mm (10 Inch) DHD360 DTH Flat Face Ballistic Button Bit: Product: DTH Button Bit Diameter: 254mm Bit Shank: DHD360 Face Design: ... Lire la suite
DTH Drill Bit 8" inches = 203mm Diameter for DTH Hammer DHD COP QL Tunneling / Mining Description: In DTH drilling, the rock drilling bit is a continuation of the shank, which the rock drill piston strikes ... Lire la suite
Retrac Button Tungsten Drill Bit T38 115mm Diameter With Oblique Body For Quarrying Top hammer Drill bits The top hammer rock drilling bit is mainly used for blasting hole excavation of open pit rock drilling, ... Lire la suite
Mining Tungsten Carbide Retrac Drill Bit , Durable Button Drill Bit Button bit is well known for its high wear resistance on medium-hard to hard abrasive rock formations (between 200 Mpa to 260 Mpa compressive ... Lire la suite