API MASTER GAUGE&WORKING GAUGE

Visits：3　Time：2026-06-09



The API working gauge is used to detect the drill tools ,tubing&casing threads.

For example: NC26, NC38, 4-1/2"REG, 7-5/8"H90, 3-1/2"EU, 5-1/2"BC/LC/SC, etc.

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Shaanxi BRJ Petroleum Machinery Equipment Co , Ltd
Add：Room 2-2403,3rd building,Deyi international center,NO.6 Changqing 2nd road,Economic and technological development zone,Xi'an, China
Tel：0086-29-89612241
Email：Sales@brj-oiltools.com　http://www.brj-oiltools.com.cn
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