ER20 Collet 8.5mm (.335-.314) Mechanical Coolant Seal
ER20 Collet 9.0mm (.354-.314)
ER20 Collet 9.0mm (.354-.335) Mechanical Coolant Seal
ER20 Collet 9.5mm (.374-.354) Mechanical Coolant Seal
ER20 Collet 9/32" (.281-.250)
ER20 Collet 9/32" (.281-.266) Mechanical Coolant Seal