The most well-known manufacturer of precision tooling is Maxx Tooling, which also produces EDM Tooling, EDM Tooling System, 3R Erowa System, 3R Tooling, System 3R Mini, 3R System, System 3R, EDM, 3R Compatible Store, Macro Holders for the 3R System, Erowa Tooling, Erowa Compatible, Erowa System, CNC Pneumatic Chuck System, Macro Magnum, 2D& 3D milling cutters, and CNC At many levels, our tooling is rigorously tested and confirmed. See our website for additional information!