ER11 Collet 3.5mm (.0137-.118)
ER11 Collet 3/16" (.187-.183)
ER11 Collet 3/16" (.187-.183) Mechanical Coolant Seal
ER11 Collet 3/32" (.094-.078)
ER11 Collet 3/64" (.047-.031)
ER11 Collet 4.0mm (.157-.137)