Home › Tool Holding › Collet Nuts & Coolant CapsSimilar item shown. Size and length follow the specifications.JEM # HPI-MX/JAM-NUT BT40MX/JAM-NUT BT40BT40 collet nut · JAM-NUT FOR BT40 MX CHUCKCollet nutBT40SpecificationsFrom Pioneer's catalogTypeCollet nutFitsBT40$25.88each□ Ships from PioneerAdd to cart