Collet, Compatible with Product Type BR Series Collet Pockets, DIN 6499 Series Collet Pockets, DR Series Collet Pockets, ER Series Collet Pockets, ESX Series Collet Pockets, RD Series Collet Pockets, Coolant Fed Coolant Through, Features Quick-Change Taps in Seconds, Reduce Tapping Clearance Requirements, For Use With ER, DR, RD, ESX, BR, or DIN 6499 Collet Chucks and PowerCOAT Nut