China zero calibration coating thickness gauge

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{"pid":"32306951","cid":"224426","pimg_url":"\/\/img1.tradegrowthhub.com\/e3\/a4\/c81e6dff8cbd\/product\/122981336_s-w400xh400.jpg","name":"Factory Outlet Coating Thickness Gauge Reference Block Low Iron Aluminum Base Used For Zero Calibration Of Coating Thickness Gauge","company_name":"Shanghai Aolong Xingdi Testing Equipment Co., Ltd.","attrs":{"Price":"Negotiable","MOQ":"1 piece","Delivery Time":"Negotiable","Brand":"Metrolink, OPENextech"}}

{"pid":"39975376","cid":"311113","pimg_url":"\/\/img1.tradegrowthhub.com\/8f\/85\/8498fc3f8b63\/product\/155733896_s-w400xh400.jpg","name":"Factory direct sale Coating Thickness Gauge Reference Block Iron Base Aluminum Base Used for Zero Calibration of Coating Thickness Measurement","company_name":"Hangzhou Mituolinke Technology Co., Ltd.","attrs":{"Price":"Negotiable","MOQ":"10 pieces","Delivery Time":"Negotiable","Brand":"Metrolink, Metrolink"}}