Nickel Plating Custom Small Compression Spring

Discover the Nickel Plating Custom Small Compression Spring, available in 4mm, 5mm, and 6mm sizes. Perfect for engine valve springs in auto cars, these high-quality compression springs from China offer durability and customization. Made from springs steel, 65Mn, or stainless steel 304/316, with various surface treatments like zinc, nickel, and more. ROHS, CE, and SGS certified for quality assurance.