Jura by GRS 502-509 4-Jaw Chuck for the 3X Line Supplies Bulk Discount Apply in a single coat

Apply in a single coat or build up in successive layers

This updated version features improved battery life over earlier models

and two Fretz Productions instructional DVDs covering both convex and concave forming techniques

Micro fiber reinforcement for extra strength and flexibility

Double-sided dapping block with two large-diameter cavities

Jura by GRS 502-509 4-Jaw Chuck for the 3X Line Supplies Bulk Discount Apply in a single coatFour jaw workholding fixture for the 3X system that grips irregular, uniquely shaped pieces for engraving and stone setting. Dial in each jaw for a firm, centered hold. Features Four independent jaws adjust individually for irregular shapes Multiple jaw configurations secure uniquely shaped workpieces Purpose built fixture for engraving and stone setting tasks Accessory for the 3X system (see Compatibility) Specifications Jaw Count 4 Jaw Type