ER40 Collet 17.5mm (.688-.669)
ER40 Collet 17.5mm (.688-.669) Mechanical Coolant Seal
ER40 Collet 17/32" (.531-.500)
ER40 Collet 18.0mm (.708-.669)
ER40 Collet 18.0mm (.708-.688) Mechanical Coolant Seal
ER40 Collet 18.5mm (.728-.708)