Note : This machine is fit for wood , not fit Metal 。 Features - High-precision, stability, low noise. - Designed for the home DIY enthusiasts, small and portable, strong power. - Large torque ball bearing motor. - Suitable for all small square or cylindrical timbers such as Pterocarpus santalinus, dalbergia odorifera, Thuja sutchuenensis, etc. Specifications Power:96W Maximum processing length:140mm Maximum processing width:50mm Material: aluminum alloy Maximum processing thickness 50 mm Product size:310*60*65mm Work way:manual Voltage:DC12-24V Adapter: Input:110V-24V AC~50/60Hz 1.3A Max Output:12/15/16/18/19V 4.5A Max 20/24V 5A Max Adapter size:113*53*35mm Package Included: 1x adapter 1x machine 1x 50mm Diamond Cutting Blade 1x 50mm HSS Cutting Piece 1x polishing wheel 5x sandpaper 1x caliper 1x grinding rod 3x drill 1x cable 6x carving blade 1x diamond blade connecting joint 1x high speed steel blade connecting joint 1x drill chuck wrench 1x Allen wrench 1x beads fixed needle 1.5/2.0/ 2.5MM 1x thread fixed needle . Note : this machine is fit for wood , not fit Metal 。