1.5M 1:20/25/30/40 Teeth Turbine Worm Gear Keyway Hole 190MM Worm Shaft Precision DIY Model

• Module: 1.5M
• Teeth Options: 20, 25, 30, or 40 teeth (adjustable speed ratio based on teeth number)
• Material: Durable 45# Steel, offering excellent wear resistance and strength
• Rotation Direction: Right-hand
• Keyway Hole Diameter: 190mm, ensuring compatibility with precision applications

This worm gear and shaft set is ideal for DIY enthusiasts and professional projects requiring precise speed control and rotational motion. The speed ratio can be customized by selecting different tooth configurations, making it versatile for various applications.

Perfect for use in small mechanical models, robotics, and custom machinery designs.