oem down the hole hammer bits

Brand Name:MING

Model Number:MRING813-N240

Place of Origin:CHINA

Product name: 813mm MRING symmetric casing drilling tools for Civil engineering Product category: symmetric casing drilling tools Matched hammer: Hammer N240 Matched casing pipe OD: 813mm MRING symmetric casing drilling tools Advantages 1. Straight Holes...

Brand Name:New Diamond

Model Number:BR/BR2/ND25

Place of Origin:Hunan, China (Mainland)

... steel and the best level tungsten carbide as the raw material,with it's special heating treatment technique and advanced carbide inserting technique ,the bits perform well even on the hard rock formations and save the energy to a

Place of Origin:China

Brand Name:MIROC

Model Number:4148301645-4148301655

OEM Middle Pressure Tungsten Carbide Drill Bit Dia 130-230mm Description 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 DTH drilling a nearly constant penetration rate regardless of hole length. DTH bits are paired with their corresponding hammers (by drilling hole...

Brand Name:ROSCHEN

Model Number:COP 44

Place of Origin:CHINA

QLX 40 shank diameter 115mm drill bit TD40-115mm flat front DTH button bits COP 44 Gold speed bit Bit shank: TD40/QLX40 Brand: ROSCHEN Origine: China Bit diameter: 110-130mm Insert Button Shape: Spherical, ballistic, parabolic Bit Faces: flat face, concave...

Brand Name:QIDELI

Model Number:T45 T51

Place of Origin:CHINA

.../water holes, carbide button shape and the face shape. Super Quality--- Our button bit is made with high quality of best quality alloy steel bar and tungsten carbides, through heat treatment so that it can withstand the toughest rock drilling ...

Brand Name:Kinglong drilling

Model Number:Down the Hole DTH bits

Place of Origin:China

OEM Low Medium and High Air Pressure Deep Hole DTH Hammers Button bits for mine drilling and water well drilling rig DTH drilling is a percussion system driving a piston inside hammer body with up and down motion by compressed air and transmitting an intensive percussion energy to the bit to enable the drilling by crushing the rock. Drilling method by DTH hammer...

Place of Origin:China

Brand Name:EST

Model Number:all types

...hole bit high quality and the lower price ISO9001&14001 OEM or according to your request best service. 1. Deliver maximum energy to drilling bit, fast drilling speed and low air consumption due to the special inner structure of HD series DTH hammer designed according to newest rock drilling theory. 2. Smooth performance and long service life of HD series DTH hammer...