... long lifetime 3.high precision Small Low Noise Hobby Laser Cutting Machine Product IntruductionRack and pinion series is a high speed machinery ... double color sheet,PVC foam sheet,wooden board,marble,crystal,stone,aluminum,copper etc. Features 1.Brand Ballscrews and Linear ... ucancam(wentai)etc.. 5.Available to select PCIMC or DSP control system, Servo motor,Dust collector,Vacuum working platform etc.. ...