1,ccemented carbide precise instruments 2.Grade: K10,K20 ... 4.short deliver Grade, performance and application of ccemented carbide precise instrumentsGradeEquivalent to ISODensity (g ... alloy, good wear resistance, Suitable for semifinishing of chilled cast iron, non-ferrous metal alloy, ... to bonding, high thermal strength. Suitable formachining of refractory alloy, stainless steel and high manganese steel ...