MVJNR 12-3B Turning & Profiling Tool Holder - New Rigid Clamp Design, H & H Industrial Products, Mfr#: 2014-1120

1/2" Shank 10 Piece M35 5% Solid Cobalt Boring Bar Set ~ All purpose. ~ One piece cobalt structure provides more boring accuracy and longer life. ~ All shanks are held 0.000~0.005" from the nominal size. ~ Cobalt is used for boring tough, high tensile strength materials like stainless steel, titanium and inconel.