2 Pcs Aluminum Hex Shaft | 12mm High Hardness Sturdy | for Lathe/Robot Parts/Drive Shaft | M4 Threaded Holes (4104-0012-1200)

Tired of slipping shafts that compromise your equipment's performance? Our aerospace-grade aluminum shafts with six-sided profile solve this with their unique two-part geometry design. The 12mm diameter/11mm six-sided spacing creates an ideal balance between rotational smoothness and force transmission, while the M4 threaded ends provide secure mounting. Whether you're upgrading lathe equipment, building robots, or maintaining industrial drives, these sturdy shafts deliver 2X the lifespan of standard components. Package includes 2 ready-to-install shafts with thorough instructions for custom length adjustments.Item Type: Shaft with six-sided profileMaterial: Aluminum AlloyUses: Suitable for Drive Shaft Accessories of Intelligent Robots, Lathe Equipment and Engineering EquipmentPackage List：2 x Shaft with six-sided profileNote:1. Match the design size when using2. When cutting the design size by yourself, operate under qualified guidance to ensure proper handling

• Aluminum Alloy Construction - Shaft with six-sided profile is crafted from high-grade aluminum alloy, delivering exceptional hardness and extended service life for continuous use. Cuttable to custom lengths with standard metal blades for versatile applications.
• Adaptable 12mm Design - This aluminum shaft combines a 12mm circular diameter with 11mm plane-spaced six-sided geometry, offering both rotational stability and improved grip performance. Ideal for exact robotics and lathe equipment.
• Optimized Mechanical Efficiency - Shaft with six-sided profile fits securely with matching six-sided holes in robot parts, eliminating rotation slippage while distributing force evenly. Increases friction efficiency by 40% compared to standard shafts.
• Multi-Purpose Compatibility - Works seamlessly with 12mm inner diameter bearings and various robotic components. Threaded M4 holes at both ends enable secure fastening, providing stainless-steel-level performance at aluminum's lightweight advantage.
• Trusted Engineering Solution - Each shaft undergoes rigorous hardness testing (HRB 80+). Includes comprehensive cutting guidelines to ensure correct customization for drive systems in industrial and DIY applications.