Precision Straight Shank ER Collet Chuck with step. Chucks come with Nut. Wrenches are sold separately.Hardened and ground to exacting specifications.
Straight-Shank ER20 Collet Chuck (Extension) (Hex) | 1 in.
RDF / AF75 Collet Chuck (V-Flange/CAT40 Taper)
RDA / DA Straight Shank Collet Chucks
ER11 Collet Floating Reamer Holder (Hex Nut) | 5/8 in.
Straight-Shank ER20 Collet Chuck (Extension) | 1 in.