Criterion TABH-250 Micro Adjust Boring Head. 1/2 Boring Tool Capacity. 1-1/2-18 Threaded Mount in Tool Body. Check my other auctions for mor. E quality tools and machinery. If you are waiting for more auctions to end- just let us know. The item “CRITERION TABH-250 2-1/2 TENTH SET OFFSET BORING HEAD With R8 SHANK MICRO ADJUST” is in sale since Friday, September 11, 2015. This item is in the category “Business & Industrial\Manufacturing & Metalworking\Metalworking Tooling\Equipment Specific Tooling\Milling”. The seller is “stm_surplus” and is located in Ellington, New York. This item can be shipped to North, South, or Latin America, to all countries in Europe, to all countries in continental Asia, to Australia.