APPLY TO - Hex head bolts can be widely used in machinery manufacturing, construction, automobile, aviation, also housing maintenance, guardrail maintenance, furniture and household appliances maintenance, and other high strength and wear resistance requirements of the occasion.SPECIFICATION:DESIGN - Hexagon bolts are fully threaded. Threads are well-machined and accurately cut. Sharp, smooth, speeding up the fastening process in many applications, meeting all demands.ADVANTAGE - Grade 12.9 alloy steel, high strength, good toughness, can withstand high strength stress, and can adapt to deformation and vibration. The surface treatment is black oxidation to improve the corrosion resistance of carbon steel bolts.
