grade 4 8 brass knurled thumb screws

{"cid":"91200925","title":"SS201 Flat Head Electrical Screws , Grade 6.8 Brass Knurled Thumb Screw","imgUrl":"https:\/\/img.chinax.com\/nimg\/80\/a6\/6fa8b4320d29e4b0c18ea284619b-200x200-1.jpg","attrs":{"Brand Name":"BOZEX","Model Number":"BZX.S020509-M5","Minimum Order Quantity":"1000pcs","Delivery Time":"5-8working days","Certification":"ISO9001:2008, DIN","Place of Origin":"Shenzhen Guangdong China","Payment Terms":"T\/T, L\/C","Supply Ability":"50Million pcs per day","Packaging Details":"1000pcs\/ box box size: 20cm*20cm*10cm","Product Name":"Stainless Steel Flat Head Screws Of Brass Knurled Thumb Screw","Original Material":"Brass","Usage":"mobile phones, computers, automobiles, bicycles, various machine tools and equipment","Samples":"Yes","Certificate":"ISO","Finish":"Black, ZINC, Black Oxide, ZINC PLATED, Chrome Plated, Silver"}}

{"cid":"91215953","title":"M4X8MM Brass Knurled Thumb Screws Hand Tighten \/ Hand Spin Grade 4.8 8.8 10.9","imgUrl":"https:\/\/img.chinax.com\/nimg\/d2\/88\/5f130cdac5e733248f6ae77a0521-200x200-1.jpg","attrs":{"Price":"0.1-5USD\/PC","Brand Name":"TIGERLEVEL","Model Number":"THS-M4-8","Minimum Order Quantity":"100000pcs","Delivery Time":"20days","Certification":"ISO","Place of Origin":"China","Payment Terms":"L\/C, T\/T","Supply Ability":"500000pcs per month","Packaging Details":"pp bag +cartons+pallet","Material":"brass +PA66","Color":"Black","Name":"Knurling thunb screw","Standard":"DIN,ISO,GB,ANSI,JIS","Grade":"4.8\/ 8.8\/ 10.9\/ 12.9 etc","Surface treatment":"orignal","Head type":"Hexaonal Head","Finish":"Plain","Service":"OEM,Customized Design","Packing":"pp bag+carton","Usage":"Fastener","Sample":"Available free within 7days","Length":"as requrement","Application":"Home Appliance,Chemical industry,Motorcycle"}}