JURA by GRS Set of 6 Colored Plastic Trays for Organizing Stones Scales & Testing They are not standalone tools

They are not standalone tools — proper use depends on owning the appropriate Microblock and Jura attachment components

Steel cross pins and washers secure the stake firmly in a vise to prevent tipping during hammering

Set of three sanding mandrels for making custom abrasive paper sanding drums

941) is available separately as a replacement for the included standard palm knob

Because of the increased depth

JURA by GRS Set of 6 Colored Plastic Trays for Organizing Stones Scales & Testing They are not standalone toolsKeep your loose stones sorted and within reach with this set of six colored plastic trays from JURA by GRS. Designed for jewelers and stone setters who need a reliable, at a glance organization system at the bench, each tray is a distinct color so you can quickly identify stone types, sizes, or grades. Made in Switzerland from high quality plastics, these trays are built for professional daily use. The trays feature slightly curved interior walls,