ER40 Collet 20.0mm (.787-.748)
ER40 Collet 20.0mm (.787-.767) Mechanical Coolant Seal
ER40 Collet 20.5mm (.807-.787)
ER40 Collet 20.5mm (.807-.787) Mechanical Coolant Seal
ER40 Collet 21.0mm (.826-.787)
ER40 Collet 21.0mm (.826-.807) Mechanical Coolant Seal