hss Hand Reamer,hand reamer Material:tungsten carbide,hss,hss-co Sizes standard or as you require Different type available DIN206 Hand Reamers, hand reamer , spiral reamers, machine reamers3) Excellent performance in some sticky metals cutting (good anti-sticky).4) Longer tool life, super high wear resistant and impact-resistant application.6) Good for machining up to HRC70 degree.9) Very ...