South American 4.6 Class Screw Spike

South American 4.6 Class Screw Spike   Screw Spike Description Premium Grade 4.6 carbon steel screws tailored for South America’s construction, machinery, furniture and light industrial markets, available via BossGoo trusted fastener supply channels. Made of low-medium carbon steel with 400 MPa minimum tensile strength and 240 MPa yield strength, these metric fasteners deliver balanced ductility and stable clamping performance for general assembly tasks. Multiple surface treatments including zinc plating, black oxide and hot-dip galvanization boost rust resistance, adapting to humid tropical climates across Brazil, Argentina, Chile and Peru. We supply full size ranges M5–M36 with standard hex, pan and countersunk head designs, complying with ISO 898 industry standards. Cost-effective bulk shipments, flexible MOQs and fast South America logistics support local builders, hardware distributors and factory buyers. Reliable, consistent quality and competitive pricing make our Grade 4.6 scre…