ER11 Collet 5.0mm (.196-.177) Mechanical Coolant Seal
ER11 Collet 5.5mm (.216-.196)
ER11 Collet 5.5mm (.216-.196) Mechanical Coolant Seal
ER11 Collet 5/32" (.156-.141)
ER11 Collet 5/64" (.078-.063)
ER11 Collet 6.0mm (.236-.216)