50 81mm ball bearing balls ผลิตออนไลน์

50.81mm(2.00433"), 50.8mm To 50.92mm, High Precision Bearing Balls For Wind Power Bearing, G40 Introduction of steel ball GCr15 steel has low alloy content and good performance. It is currently the most widely ... อ่านเพิ่มเติม

31.82mm(1.252756"), 31.79mm, 31.81mm,31.83mm precision chrome steel Ball For Bearing, 52100 Introduction Steel balls are an important basic component, especially precision industrial steel balls, which play a ... อ่านเพิ่มเติม

31.85mm(1.253937"), 31.79mm, 31.81mm,31.83mm precision chrome steel Ball For Bearing, 52100 Introduction Chrome steel balls, also known as bearing steel balls, are the most widely used bearing balls in the ball ... อ่านเพิ่มเติม

31.87mm(1.254724"), 31.79mm, 31.81mm,31.83mm precision chrome steel Ball For Bearing, 52100 Introduction Good overall performance, good cutting performance after spheroidizing annealing, high and uniform ... อ่านเพิ่มเติม