☞ YBG201 is the best choice for finishing on steel parts, can make high-gloss surface. YBG202 has good wear resistance and toughness, suitable for finishing, semi-finishing, high-temperature alloy processing on steel ,stainless steel and carbon steel parts. ☞ CVD Coating: Thick AL2O3 coating extends the life of the inserts working in high temperature. The first choice for steel processing from finishing to rough machining. ☞ Advantage: It has strong resistance to plastic deformation and edge strength.High-hardness processing, stable performance, sturdiness and durability ☞ Feature: Precision processing, suitable for processing low carbon steel, stainless steel, viscous materials and non-ferrous metals. ☞Package includes: 10PCS LT22.01N-N60P YBG201 Carbide Threading inserts