8pcs. 90 Degree 3/4" Indexable Boring Bars Set

3/4" Shank Diameter: Designed for robust boring operations, fitting a wide array of lathe machines with a 3/4" tool holder. Easy Indexing for New Edges: Allows quick, efficient indexing of inserts to present a new cutting edge without removing the tool from the machine. Comprehensive Set: 8-piece set covering overall lengths from 3-3/8" to 5-1/2", bore depths of 1-3/8" to 3-1/2", and minimum bores from 7/16" to 11/16". Comes in a fitted aluminum case.