Material:SKH51 Hardness:59~61HRC
Material:SKD61 Hardness:40-45HRC Nitrided surface Hardness :HV900 and higher. Coaxiality kept within ф0.005 mm,Dia. 0.3-14mm,The end may be customized
Material:SKD61 Hardness:40-45HRC Nitrided surface Hardness :HV900 and higher. Coaxiality kept within ф0.005 mm,Dia. 0.3-14mm,The end may be customized