... user. Applicable Materials: Acrylic, Plastic, Acryl, PMMA, Perspex, Plexiglas, Plexiglass, Wood, Balsa, Plywood, MDF, Glass, Organic Glass, ABS, Paper, Paperboard, Cardboard ... 4.1x air compressor 5.1x exhaust fan6.1x exhaust fan pipe7.1x water pump8.1x water pipe9.water chiller Option ... cut can protect the len not duty and destory . exhaust fan:Remove the exhaust gas from the working area , because they ...