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
ER20 Inch Collet Set 12pc 5/32- 1/2" Mechanical Coolant...
ER20 Inch Collet Set 15pc 1/16- 1/2"