Black Stainless Steel Allen Cap Screws M3*5 Hex Socket Head Cap Screw Full Thread Black Alloy Steel Furniture Fastener Bolts Easy to use: To use, simply screw the bolt fully into the connection and tighten by hand or with a spanner. These hex socket head cap bolts are made of 304 stainless steel, which offers excellent corrosion and rust resistance. They feature high hardness, can withstand heavy loads, and are strong and durable; compared to standard bolts, they provide better performance and a longer service life Elegant Black Appearance: This hexagon bolt comes in black color, with an elegant appearance that can adapt to various environments and combinations. Material: 304 stainless steel. Thread length: 10mm-200mm. See full description. M2-M8 304 A2-70 Stainless Steel Allen Hexagon Hex Socket Head Cap Bolt Screw... Uses: for furniture, machinery maintenance fastening. Socket Head Cap Screw (DIN912) – Standard Bolts & Nuts Sdn. Bhd High Durability: The high-strength material and exquisite technology of this hexagon bolt enable it to withstand various high-strength environments for durable use.