304 stainless steel ball solid precision small steel ball. Hardness: Brinell hardness =187HB; Rockwell hardness =90HRB=26HRC; Vickers hardness =200HV. Specification: Medium 1mm- -Medium 100mm. Tolerance: soil 0.02mm. According to your choice. Other accessories are not included. This item is in the category “Business & Industrial\Industrial Automation & Motion Controls\Mechanical Power Transmission\Bearings & Bushings\Ball & Roller Bearings”. The seller is “may139188″ and is located in this country: CN. This item can be shipped worldwide.

• Size: 30mm
• QTY(Pcs): 50
• Bearings Type: Ball Bearing
• Material: Stainless Steel
• Brand: Unbranded