4 Indexable Boring Bars TBBN/S with 15 TPGB Inserts Set 4 Boring Bars Indexable Inserts Set ; 4 Boring bars ; Positive rake angle to reduce cutting force 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 10 TPGB-321 Inserts;5 TPGB-221 Inserts;3 4-40 Hex Screws ; 2 Hex Keys Quantity:1;Case overall dimension:6-3/4"Lx11-1/2"Wx1-1/4"H ; Shipping Weight: 3 LBS