* Shaft Diameter: 2mm 2.5mm 3mm
* Length: 15mm / 20mm / 25mm / 30mm / 40mm / 50mm / 55mm / 60mm / 70mm / 80mm / 90mm / 100mm / 120mm / 130mm / 150mm
* Application: Mainly Use for Making Various DIY Models, and Can Be Used with Toys Such As Wheels, Propellers, Model Cars, Model Ships, Etc