4 Boring Bar Indexable Inserts Set. 6-3/4 in L x 11-1/2 in W x 1-1/4 in H Rough Estimation.
TBBN-12-3-3/4" Shank x 10"Length. TBBN-10-5/8" Shank x 7" Length. TBBS-8-1/2" Shank X 6" Length.TBBN-6-1/2" Shank X 5" Length. Accepts stand 1/4" and 3/8" IC Inserts. Positive Rake Angle To Reduce Cutting Force.