Supporting use with Walter B3220, B3221, and B3224 boring tools, B3220 Boring Cartridge brings axial-radial offset roughing (ARS) capabilities to diverse applications in automotive, general engineering, and railway industries. Cartridge can use range of indexable inserts and doubling tools' cutting widths to increase metal removal rates and reduce operation time. Excelling at thru hole, line hole, and step cuts, product can machine all common ISO materials.