Closeout Jura by GRS 500-006 Microblock Jaw Set with 3/32" Pin Holes JAX Drop forging eliminates the risk

Drop forging eliminates the risk of hidden porosity found in cast stakes

18mm) collet

making it a practical bench tool for jewelers and metalsmiths who need quick

Quick refill design with large fuel capacity

highly polished English steel built for a lifetime of use

Closeout Jura by GRS 500-006 Microblock Jaw Set with 3/32" Pin Holes JAX Drop forging eliminates the riskThe Jura by GRS 500 006 Microblock Jaw Set is a precision replacement jaw set designed for the GRS MicroBlock, featuring 3 32" (2. 35mm) pin holes throughout. Purpose built for diamond setters and stone setting professionals, this jaw set offers a more practical alternative to the standard GRS MicroBlock jaw set, which uses tops with nine 3. 8mm diameter holes and three threaded holes per jaw side. The 3 32" shank diameter is the industry standard