... ) stainless steel round bar Applications and Features :We are professional manufacturer of steel products like mild steel, low carbon steel, round bar steel, free cutting steel bar, 1215 environmentalist steel, Q235 steel and ... , H9, can save cutting tools 40%, and increasing 40% productivity. 1. specification: Diameter: 25mm, 40mm, 50mm, 60mm, 75mm, 80mm, 90mm, 100mm ...