New Changes in DS-1 5th Edition Volume 3 for Tool Repair Industry
Advertisement 1: API 5DP 2nd Edition Chinese Version, API 7-1 Chinese Version, API 7-2 Chinese Version, NS-1 Chinese Version, ASTM Standards Chinese Version, ASME BPVC I–IX Chinese Version… Various drilling tool-related standards can be freely combined and bound for daily use, with a complimentary electronic English version. Jaeger reading card for inspection personnel’s vision check, … Read more