R-8 ER (collet chuck) : ER collet chucks with R-8 Bridgeport shank
  DesignationStockSSCSIDCONNWSDCONXWSLFBDJCRKSGICATGIREMgiic
  R-8ER16X38 AvailableR-8 ER16 0.5010.0038.0028.00M10 7/16-20 4500503 0
  R-8ER32X40 AvailableR-8 ER32 2.0020.0040.0050.00M12 7/16-20 4500501 0
  R-8ER40X72 AvailableR-8 ER40 3.0026.0072.0063.00M12 7/16-20 4500502 0