12"DHD1120 High Pressure DTH down hole drill bit φ305-φ445 and hammer for water well drilling/mining In DTH hammers, the rock drilling bit is a continuation of the shank, which the rock drill piston strikes ... Подробнее
DTH Bits Double Head Rotary Percussive Casing Systems Crown Ring Bit PRODUCT SPECIFICATION Drill Bits: Crown Ring Bits Inner Bits Casing OD Bit OD Thread Bit Diameter Thread mm inch mm inch mm inch 118 4 5/8 ... Подробнее
RE543 124mm Reverse Circulation oil well RC mining exploration drilling dth hammer bits Product Description RC series reverse circulation DTH Hammer is the latest developed product of our company. It is mainly ... Подробнее
CIR90 CIR110 CIR130 CIR150 CIR17 Low Air Pressure Big Hole DTH Hammer Drill Bits Product Description DTH bits are made of tungsten carbide and steel. Our DTH hammer bit adopts superior material to manufacture, ... Подробнее
Tungsten Carbide Rock Drill Bits Through Reverse Circulation Drilling Bit Description In DTH drilling, the rock drilling bit is a continuation of the shank, which the rock drill piston strikes directly. Since ... Подробнее
In DTH drilling, the rock drilling bit is a continuation of the shank, which the rock drill piston strikes directly. Since the piston is in direct contact with the drill bit, little energy is lost. This gives ... Подробнее
QL60 Low Air Pressure Carbide Flat Face For Water Well Drilling DTH Drill Bits Product Description DTH bits are made of tungsten carbide and steel. Our DTH hammer bit adopts superior material to manufacture, ... Подробнее