ER40 Collet 11.5mm (.452-.413)
ER40 Collet 11.5mm (.452-.433) Mechanical Coolant Seal
ER40 Collet 11/16" (.688-.656)
ER40 Collet 11/32" (.344-.312)
ER40 Collet 12.0mm (.472-.433)
ER40 Collet 12.0mm (.472-.453) Mechanical Coolant Seal