ST-ER-S : DIN 6499 ER collet chucks with oil holes and straight shanks & flat areas
  DesignationSSCSId mind maxD3D2LL1L2TJkgGICATGIREMgiic
  ST 20X 65 ER20S 20 ER20 1.0013.0034.0040.0063.0031.065.0034.0M12 0.4304603629 0
  ST 20X 65 ER25S 20 ER25 1.0016.0042.0072.0072.0032.065.0051.0M12 0.3004652260 0
  ST 20X 65 ER32S 20 ER32 2.0020.0050.0063.0077.0041.065.0059.0M12 0.9604603631 0
  ST 32X 65 ER32S 32 ER32 2.0020.0050.0063.0077.0041.065.0059.0M18X1.5 1.1404603634 0
  ST 40X 75 ER32S 40 ER32 2.0020.0050.0063.0077.0041.075.0059.0M22X1.5 4.6004603635 0