ER20 Collet 15/64" (.234-.219) Mechanical Coolant Seal
ER20 Collet 17/64" (.266-.250) Mechanical Coolant Seal
ER20 Collet 19/64" (.297-.281) Mechanical Coolant Seal
ER20 Collet 2.0mm (.078-.059)
ER20 Collet 2.5mm (.098-.078)
ER20 Collet 21/64" (.328-.313) Mechanical Coolant Seal