I have a large matching pair of cast iron v-blocks that my Dad bought years ago when we acquired the horizontal boring mill. I’ve been using these for about 25 years now and they have held countless jobs under my care. I am modifying them with an adaptor plate so that they can be used on the Flex CNC mill and be quickly set in plate and located squarely on the bed rails. I used my new Tungaloy 13mm Drill Meister Carbide tipped drill for the clearance holes and it worked beautifully. The finish i