GRS 111-541 Bronze 1/8" Round Quick Change "QC" Tool Holders-Sold by the Piece Thermo-Loc refined option for professional jewelers

refined option for professional jewelers seeking a more robust construction than standard die struck mountings

Red-Brass Keum-Boo Covers (122

Classic half round profile with flat interior and rounded exterior

A Pressure Indicator Alert notifies the operator when filters require changing

GRS 111-541 Bronze 1/8" Round Quick Change "QC" Tool Holders-Sold by the Piece Thermo-Loc refined option for professional jewelersThe GRS 111 541 is a precision made bronze Quick Change (QC) tool holder designed for engravers and stonesetting professionals who demand reliable, fast tool swaps. Sold individually, this holder accepts 1 8" (3. 18 mm) round shank tools and is secured by a single hex screw, making it part of GRS's modern single hex QC holder family. Its bronze construction and precision tolerances keep gravers organized and ready to use with minimal downtime between