Sumitomo BSTJOR-102 Right Hand Boring Bar offers a 3/4" minimum bore, a 5/8" shank, and a 6-1/2" overall length for precise internal boring on lathes using indexable BSTJO inserts. This right-hand tool uses a 2° lead angle and is compatible with BSTJO insert geometries, including 2000W29 with TPGT 22 geometry, delivering consistent chip control and repeatable bore sizes. With a rigid 5/8" shank and a design optimized for dependable performance across standard boring applications, it enables efficient enlarging or finishing bores when paired with the appropriate BSTJO inserts.
