Features: This precise drilling tool ensures accurate and efficient drilling of all necessary holes—center shaft, bolt, and locating pin holes—in wooden propellers for DLE30/55RA model engines, guaranteeing perfect centering and enhanced safety. Featuring a durability metal drill guide made from aluminum or steel with hardened steel guide bushings, it precisely adapts to propeller thickness and bolt diameter for long lasting performances and resistance to wear. Ideal for advanced remote control model enthusiasts, professional drones manufacturers, this tool delivers consistent installation quality and reliability for highly demanded applications. Perfect for workshop environments, this drill guide for model aircraft simplifies propeller installation by replacing manual marking and drilling with a step, errors proof process that ensures coaxiality and vertical accuracy. By standardizing hole alignment and preventing imbalances, it enhances flight safety and performances, making it a must have accessory for serious aviation hobbyists. Specifications: Component: metal Size about Control mode: manual Product scenario: UAV engine for DLE30/55RA model engines Package Includes: 1PC Model aircraft all-metal drilling guide note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution