Star Washers 500pcs 65mn Manganese Steel Outside Toothed Inside Serrated Shakeproof Star Gasket Lock Washer(Inside Toothed,M3)

Material:65mn Manganese SteelSize:M3 / M3.5 / M4/ M5 / M6 / M8 Thickness(mm) : 0.3-1.5mmDIY Supplies : MetalworkingNote:Size for manual measurement, there may be a 0 to 3mm error, belongs to the normal phenomenon.And due to the difference between different monitors, the picture may not reflect the actual color of the item.

• Anti-Vibration Secure Fastening: Designed with sharp star-shaped prongs to lock fasteners firmly in place and prevent loosening from vibration, ideal for machinery, electronics, furniture and automotive applications
• Heavy-Duty Corrosion-Resistant Build: Crafted from high-quality material, rust-proof, wear-resistant and durable, able to withstand outdoor elements, heavy loads and frequent use without deforming
• Universal Fit for Standard Fasteners: Compatible with common bolt and screw sizes and standard hole diameters, suitable for residential, commercial and industrial projects
• Easy Installation & Reliable Grip: Adopts a simple slip-on design to fit directly onto fastener shafts; sharp prongs dig into surfaces for a tight anti-slip hold, no additional lock washers needed
• Essential Hardware for DIY & Professionals: Perfect for mechanics, contractors, electricians and DIY enthusiasts, ideal for machinery repairs, electronics assembly, furniture installation, automotive work and construction projects
• 1.Anti-Vibration Secure Fastening:Designed with sharp, star-shaped prongs, these washers lock fasteners in place to prevent loosening from vibration. Ideal for machinery, electronics, furniture, or automotive applications
• 2.Heavy-Duty & Corrosion-Resistant Build:Crafted from high-quality material. Rust-proof, wear-resistant, and durable, they withstand outdoor elements, heavy loads, and frequent use without deforming
• 3.Universal Fit for Standard Fasteners:Compatible with common bolt/screw sizes and hole diameters. Works for residential, commercial, or industrial projects
• 4.Easy to Install & Reliable Grip:Simple slip-on design fits directly onto fastener shafts. The sharp prongs dig into surfaces for a tight, anti-slip hold, eliminating the need for additional lock washers
• 5.Essential Hardware for DIY & Professionals:Perfect for mechanics, contractors, electricians, or DIY enthusiasts. Suits machinery repairs, electronics assembly, furniture installation, automotive work, or construction projects