The parts in the kit can be assembled into 6 kinds of machine with different function- metal lathe, milling machine, drilling machine, wood turning lathe, jigsaw machine, sanding machine, only one kind of machine can be assembled each time. Motor speed :20,000rpm/min(optional choice 12,000rpm/min) Input voltage/current/power: DC12V/2A/24W, Switching power input: AC110V-240V ♥Metal Lathe: Three-jaw chuck/collet (self-centering); Collet size: 1 to 6 mm. Processing Materials Diameter: 20mm. Processing Materials Length: 135mm. Weight: 1.35KG. ♥Milling Machine: Slide travel: 30-50mm. Collect size: 1 to 6 mm. Clamping size: 25-35mm. Weight: 1.25KG. Adopt a milling cutter to be more effective. ♥Drilling Machine: Slide travel: 30-50mm. Clamping size: 25*35mm. Collet size: 1 to 6 mm. Working area: 123*100mm. Weight: 1.46KG. You can adjust the angle of drilling by tilting slider. ♥Wood Turning Lathe: Processing Materials Diameter: 45mm. Processing Materials Length: 135mm. Weight: 1.28KG. ♥Jigsaw Machine: Table Size: 90*90mm. Weight: 0.72KG. It can cut straight and curve lines. Maximum Cutting Thickness: Hardwood- 4mm; Plywood- 7mm; Softwood- 18mm; Aluminum flake- 0.5mm; Organic Glass- 2mm. ♥Sanding machine: Working area: 123*100mm. Weight: 0.75KG. Equipped with a small grinding wheel and grinding wheel cover, it can be used for polishing, grinding, also can undertake various handheld angle grinding.