Baoji Thread Gages limited liability company was founded in September 2007 with a registered capital of 1,000,000 USD, the company's total investment of 5,000,000 USD, is the only one to focus on manufacturing all kinds of API thread gage and the variety of the special deduction thread gage.Lead Standard.Thread heigh standar. Thread From Profiles gage technology-based Manufacturing enterprises. the Company has API certification through the American Petroleum Institute (API SPEC 7-2-0680, API SPEC 5B-0032) is a few domestic sales of petroleum thread gauge industry have this certification, production, sales as one of professional manufacturing company. has a perfect quality assurance system, strict scientific management system, and through domestic ISO 9001:2008-UQ090985R0 quality system certification.
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