APEX V-Blocks & Clamping Sets Tool Maker'S Vee Block Sets-Precision (Pair) Code 779

Features : Tool Maker's Vee Block & Clamping sets-Precision Manufactured and numbered in matched pairs, each pair has two 90 degree Vees of different capacities which are identical to the Vees of its matching block. The Vees are ground central, parallel and square with the ends and sides. Each pair of vee Blocks comes compete with a pair of rigid and robust clamps. Construction : Made from finely selected tool steel fully hardened to 50-55 HRC Application : Useful for holding work securely during drilling, milling and grinding operations and also in layout and inspection work. Accuracy : Permissible height difference between matched pairs within 5 microns Parallelism and squareness of Vee Grooves with respect to all surfaces within 8 microns Parallelism of opposite faces of Vee Blocks within 8 microns Squareness of adjacent exterior faces of vee Blocks within 8 microns Flatness of working faces within 5 microns