NMTB ER Collet Chucks hold compatible ER collets in machines with NMTB taper spindles.
ER Collet Chuck Sets
ER Collet Chuck Sets
ER collets are a type of precision clamping device used primarily in milling and machining operations. The "ER" designation stands for "Erosion Resistance" and is a standardized system that includes various sizes of collets and holders.