THIS IS A KENNAMETAL BL-3610 INDEXABLE INSERT BORING BAR, DESIGNED FOR PRECISION BORING TASKS. THE TOOLING FEATURES A 1.25-INCH SHANK DIAMETER AND OFFERS A 7.5-INCH OVERALL LENGTH (OAL). IT IS MANUFACTURED BY KENNAMETAL AND USES INSERT TYPE DN-43 1DL81. THIS SPECIFIC MODEL IS IDENTIFIED AS PART #: BL-3610.