... 1. fully automatic production 2. Professional service team heavy load 316 stainless steel compression springFeatures of 316 stainless steel ... , alloy spring steel, refractory steel, brass, bronze, etc Load type compressionFinish Zinc-plated, nickel-plated, chrome-plated, silver-plated ... your packing requirement.a) If you are worrying about freight trouble because of your small quantity goods, it will ...