GSR 48 pcs HSS threading assortment with internal and external thread guides M3-M12

The M3-M12 HSS threading assortment from GSR includes 54 pieces, comprising an adjustable tapping wrench, seven three-piece hand tap sets, and seven dies with drilled chip holes and pre-slit outer contours. This set is suitable for both internal and external threads. The zinc die-cast guides ensure clean thread flanks, while the tools and drills, such as the core hole spiral drills, impress with their robust design. Completed with precise guides and refined holding tools, the assortment is delivered in a plastic storage box with a foam insert.