Keyway 300/400Pcs Carbon Steel Keyways Assortment Set Metric Half Moon Shaft Drive Fasteners Mechanical Industry Keys(300Pcs)

Application: The semicircular key is especially suitable for the conical shaft end connectionMaterial: Carbon steelSpecification: 300/400PcsSize: M3/M4/M5/M6Package includes: 8 sizes of half round pin combination kitDIY Supplies : MetalworkingItem Type : PinsTips:1.Due to the light and monitors effect, colors may have lightly difference.2.Please allow slightly size errors due to manual measurement. Thank you for your understanding!

• Durable Heavy-Duty Build: Crafted with high-strength, wear-resistant material that withstands extreme loads. Resists deformation and ensures long-term reliability in harsh industrial, automotive, and marine environments
• High-Precision Machining: Engineered with tight tolerances and smooth edges for a backlash-free fit. Minimizes vibration, reduces noise, and prevents premature wear of connected parts to extend equipment life
• Universal Compatibility: Standardized design fits seamlessly with most shafts, gears, pulleys, and couplings. Precision-machined to match keyway seats, eliminating fit issues in new assemblies or replacement projects
• Effortless Installation: Designed for plug-and-play use with no special tools required. Simply align the keyway and secure (where applicable) to transmit torque quickly and efficiently
• Versatile Multi-Industry Use: Ideal for manufacturing machinery, agricultural equipment, automotive transmissions, and marine propulsion systems. A cost-effective solution for any power transfer needs between rotating parts