gb spring loaded screws for drywall

{"cid":"91222769","title":"Precision Formed GB\/T 854 Tab Washer High Tensile Strength","imgUrl":"https:\/\/img.chinax.com\/nimg\/57\/1b\/202e5634d298cbaf7a91ac926970-200x200-1.jpg","attrs":{"Price":"Negontiation","Brand Name":"YONGBIAO","Model Number":"Cross Tapping Screw","Minimum Order Quantity":"50000","Delivery Time":"7-25Days","Certification":"ISO 9001","Place of Origin":"China","Place Of Origin":"ZHEJIANG CHINA","Payment Terms":"T\/T","Supply Ability":"500 Tons\/month","Packaging Details":"Plastic Bag \/ Paper Box","Finish":"Zinc Plated","Sample":"Free Samples","Usage":"For Fastening Metal To Metal","Measurement System":"INCH, Metric","Standard":"DIN, ANSI, GB, JIS, BSW, GOST","Connection":"Common Bolt","Quality":"100% Inspection"}}