A perfect match for the SK80 chuck these popular C jaws feature three separate gripping methods. An external dovetail which opens into a 50mm recess, a 40mm internal diameter stepped shoulder for a firm grip on the outside of a spigot. A screw chuck can be purchased separately for use with these jaws. Recommended range: 35-55mm internal, 50-70mm external. Although designed to fit the 80mm chucks these jaws will also fit the 100mm versions.
N.B. The finish may be either silver or black due to changes in legislation regarding passive zinc plating.