serrated blade/ circular blade Made from T10, 6CrW2Si, D2, LD, H13, M35, high quality tool steel and high alloy tool steel. Flake knife/ industrial knife/serrated blade/Hand tool parts/ circular bladeWe are professional manufacturer on all kinds of machinery spare parts including different lines such as paper cutting,packaging,food processing,plastic cutting,wook&metal cutting industry.etc. Knife ...