Our company choosOur company choose high-quality tungsten carbide produced by well-known international companies and combine with high-quality steel matrix to meet domestic and foreign the most difficult wheel and chain equipment to dig trenches and other construction conditions requirements to develop and produce various types of digging tools. Good wear resistance, long service life, convenient replacement, high work efficiency are the characteristics of the tools produced.e high-quality tungsten carbide produced by well-known international companies and combine with high-quality steel matrix to meet domestic and foreign the most difficult wheel and chain equipment to dig trenches and other construction conditions requirements to develop and produce various types of digging tools. Good wear resistance, long service life, convenient replacement, high work efficiency are the characteristics of the tools produced.