单向、双向压力球轴承保持架一般采用钢板冲压成型，大尺寸或特殊用处的轴承则采用黄铜或软钢车削保持器。
One-way, two-way pressure ball bearing cage generally use steel stamping molding, large size or special use of the bearings are made of brass or mild steel turning cage.
冲压保持架几乎全是钢板制成，有时黄铜板材。
Pressed cages are almost exclusively made from sheet steel and sometimes from brass sheet.
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