... ,6.8,8.8,9.8.. Non Standard Bolts,Non Standard Hardware,USA Bolts And Nuts.1.What’s the specification of our Products ? ... type,slotted point type,square type,Combined type...FinishZinc plated,Nickel plated,Dacroment Plated,chromium plated,Tin plated,Black phosphating ,anodized ... with more than 20 years experiences in screw,bolt,nut,washer,rivet, stud, pin,wrench and so on .2. Our company had ...