Mini Electric Drill Grinder Engraving Pen Tool Set for Engine Model Plug:EU-Plug Motor: 540 brushed motor

Motor: 540 brushed motor

The output voltage of the generator is 12V

Material: Metal + Wire Rod + Quartz Glass + Plastic

then the expanding air will be cooled in cold chamber

By assembling the stirling engine car model

Mini Electric Drill Grinder Engraving Pen Tool Set for Engine Model Plug:EU-Plug Motor: 540 brushed motorHandheld Mini Metal Electric Grinder Drill Accessories DIY Tools Set (EU Plug)Features:. Multifunctional Electric Grinder: The mini multifunctional electric grinder sets polishing, cutting, carving, drilling, cleaning and carving in one machine, bringing you more fun and DIY handmade experience.. Application Range: Applying to multiple application scenarios like military, soldier, mecha, RC vehicle, engine model, etc. the tools set makes an