C21HD bullet teeth is made by tungsten carbide tips and 42CrMo. Quality material and rich manufacturing experience makes our C21 drilling bullet teeth widely used in coal mining and trenching. Welcome to purchase quality drilling bullet teeth from our factory.
Carbide anchor shank drill bit is made by quality cemented carbide and steel. It has low cost and suits for soft rock formations. Welcome to purchase quality carbide anchor drill bits from us. Quick detials of carbide anchor bit
U85AUS 16NB is a conical pick for underground mining, our U85AUS cutter bit adopts 16mm quality carbide tips and 42CrMo to manufacture. it is wear-resistance and impact toughness. In order to guarantee each product is quanlified, our factory adopt strict pass through system.
C31HD round shank conical bit is made by YG11C tungsten carbide tips and 42CrMo steel, clamping sleeves adopt 65Mn as the material to manufacture. all these material combine makes the bit have high impact toughness and wear-resistance.
Cut the warm extrusion technology manufacturing tooth body, warm extrusion is in metallic re-crystallization temperature of material forming, molding temperature from 600 to 800 degrees Celsius. In this temperature range, the metal is no longer produce the defects such as...
TYDRILLBITS is one of the leading coal mining machine parts manufacturers in China, established in 2008. Feel free to wholesale high quality and cheap coal mining machine parts from our factory here.