metric ring gauge for threaded parts

{"cid":"91221137","title":"Accurate Thread Measurement Metric Ring and Plug Thread Gauge M52.0 NO GO Thread Machining Center","imgUrl":"https:\/\/img.chinax.com\/nimg\/c6\/95\/9d025e6a98b24bc499bf9eb2876b-200x200-1.jpg","attrs":{"Brand Name":"KM","Model Number":"KM-R520","Delivery Time":"Within 15days","Certification":"ISO DIN GB RoHS","Place of Origin":"Shaanxi, China","Payment Terms":"L\/C,D\/A,D\/P,T\/T,Western Union,MoneyGram","Supply Ability":"50000pieces\/Month","Packaging Details":"ABS Box 8*8*5.5cm\/Piece 1.80kg\/Piece","Warranty":"One Year","Type":"Thread Ring Gauge","Standard":"DIN13, DIN2280-89","Measurement":"Metric","Thread specification":"\u041c52x5-6g","Shape":"Round","Processing":"Fine Lapping","Usage":"for Working and Inspection","Package":"ABS Box"}}

{"cid":"91220446","title":"good price black steel case bourdon tube 100mm pressure gauge ms case brass thread M20x1.5 or 1\/2\"BSP","imgUrl":"https:\/\/img.chinax.com\/nimg\/a8\/c9\/c17e8935720f92c12a20e6edabad-200x200-1.jpg","attrs":{"Price":"Pls contact with Linda to get right price","Brand Name":"VVCA","Model Number":"Y-100","Minimum Order Quantity":"200PCS","Delivery Time":"5-15 WORK DAYS","Warranty":"1 year","Customized support":"OEM, ODM","Place of Origin":"SHAN DONG CHINA","Material":"Black steel case","Original place":"Made in china","Dial Size":"100mm, or made as requirements","Pressure Range":"Made as requirments, Mpa, bar, psi, kg etc.","Mount":"bottom","Payment":"various payment methods","Producing experience":"10 years","Thread":"M20x1.5 or G1\/2\"","Certification":"CE,ISO9001","Packaging Details":"PLASTIC BAG INNER,EXPORT CARTON OUTSIDE.","Supply Ability":"70K PER MONTH","Payment Terms":"TT,LC.PAYPAL,Western Union","ADVANTAGES":"Moisture-proof,Wear resistant,Eco-friendly,High-durable"}}

{"cid":"91187210","title":"Large Range Brass Cable Gland Nickel Plating Waterproof M Series","imgUrl":"https:\/\/img.chinax.com\/nimg\/c1\/c5\/33cb3930eefa39587fd52e3d995a-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"Hnx waterproof cable gland","Model Number":"M Type","Minimum Order Quantity":"10 Pieces","Delivery Time":"3-30 Day","Certification":"RoHS, ISO, CE, IP68,REACH","Place of Origin":"Zhejiang,China","Payment Terms":"L\/C, T\/T, Western Union, ","Supply Ability":"30000 Pieces\/Day","Packaging Details":"38*25*17mm","Material":"Nickel-plated brass","Claw":"UL94-V2","Max temperature":"120\u2103","Performance":"Waterproof","Surface Treatment":"Electroplating","Model NO.":"M12-M72"}}