GTIN ER-ISO (tapping) : ER collet tapping attachments, tension and compression ISO type used for CNC milling and turret lathe machines. A compact design with a misalignment compensating mechanism.
HARDNESS 58-60  SURFACE FINISH N5 
  DesignationSSd2STap minTap maxTKgGICATGIREMgiic
  GTIN ER32 ISO 2.24X1.80 ER322.241.80M3M320.00.224548071 0
  GTIN ER32 ISO 2.50X2.00 ER322.502.00M3.5M3.520.01.744548072 0
  GTIN ER32 ISO 2.80X2.24 ER322.802.24M2.2M2.520.00.124548073 0
  GTIN ER32 ISO 3.15X2.50 ER323.152.50M3M420.00.224548074 0
  GTIN ER32 ISO 3.55X2.80 ER323.552.80M3.5M4.520.00.224548075 0
  GTIN ER32 ISO 4.00X3.15 ER324.003.15M4M520.00.224548076 0
  GTIN ER32 ISO 4.50X3.55 ER324.503.55M6M620.00.224548077 0
  GTIN ER32 ISO 5.00X4.00 ER325.004.00M5M520.00.224548078 0
  GTIN ER32 ISO 5.60X4.50 ER325.604.50UNC#12-24UNC (ONLY)20.00.234548079 0
  GTIN ER32 ISO 6.30X5.00 ER326.305.00M6M820.00.224548080 0
  GTIN ER32 ISO 7.10X5.60 ER327.105.60UNC#3/8-16UNC (ONLY)20.00.204548081 0
  GTIN ER32 ISO 8.00X6.30 ER328.006.30M8M1020.00.214548082 0
  GTIN ER32 ISO 9.00X7.10 ER329.007.10M12M1220.00.224548083 0
  GTIN ER32 ISO 10.00X8.00 ER3210.008.00M10M1020.00.024548084 0
  GTIN ER32 ISO 11.20X9.00 ER3211.209.00M14M1420.00.224548085 0
  GTIN ER32 ISO 12.50X10.00 ER3212.5010.00M16M1620.00.224548086 0

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No coolant should be induced through the tapping collet, as it will cause malfuncationing of the mechanism.