10-Sets M10-1.5 x 40mm Grade 10.9 Flange Hex Bolts + Flange Nut + Flat Washer + Lock Washer Combo Pack, Black Oxide, for Automotive & Machinery

Application Scenarios This heavy-duty fastener combo pack is engineered for high-stress environments requiring precision, durability, and vibration resistance. Ideal for: Automotive Systems: Engine mounts, suspension components, exhaust systems, and transmission assemblies. Industrial Machinery: Assembly of heavy equipment, conveyor systems, hydraulic pumps, and agricultural machinery. Construction & Infrastructure: Structural connections in steel frameworks, machinery bases, and modular installations. Marine & Outdoor Equipment: Corrosion-resistant fastening for trailers, boats, and off-road vehicles exposed to moisture and harsh weather. Custom Fabrication: DIY projects, robotics, and prototyping where reliable, reusable fasteners are critical. Why Choose This Combo Pack? This kit combines industrial-grade strength with smart engineering for applications where failure is not an option. The black oxide finish adds a professional aesthetic, while the Grade 10.9 hardware ensures long-term reliability in mission-critical automotive and machinery systems. Each component is precision-tested for dimensional accuracy and performance, making it a go-to solution for engineers, mechanics, and fabricators worldwide.