Accessories ER32 Coolant Locknut Sealing Disk Sets • An economical way to purchase a group of coolant disks. ER32 Locknut Coolant Seal Disk Set collet dimensional incremental order number catalog number series quantity range division 1123496 CDER32000M ER32 34 3,5mm–20mm .5mm NOTE: ER coolant disk sets come complete with wooden protective tray. WWW.WIDIA.COM J17 Accessories