High-Quality Motor Shaft for Sale

Precision Starter Motor Shafts for Reliable Engine Ignition Product: Starter Motor ShaftsApplications: Automotive Starter Motors | Industrial Engines | Heavy-Duty Machinery Key Features & Advantages:  High-Torque DurabilityForged from premium alloy steel (e.g., 20CrMnTi) and hardened via high-frequency induction treatment (HRC 58-62) to withstand extreme rotational stress.  Ultra-Precision MachiningTolerance: ±0.005mm | Surface finish: Ra ≤0.4μmCNC-turned and ground for perfect concentricity and spline engagement.  Failure-Proof DesignAnti-wear splines and optimized heat dissipation grooves prevent fracture under cold-start conditions.  Certified QualityManufactured in IATF 16949:2016 certified facility with 100% magnetic particle inspection (MPI) and dimensional validation.