Features: Various materials can be cut: wood cutting, metal cutting, plastics cutting, etc. Steel saws-blade chuck, the saws-blade can be quickly replaced by rotation without disassembly. Comfortable to hold, easy to operate, better operating experience. Made of fine material, has a long sevice life, do not need to change it often. Specifications: Material: plastics Type: 1# (guide wheel positioning), 2# (double bearing positioning) (optional) Saws-blades quantity: 3Pcs, 9Pcs, 15Pcs (optional) Item size: 155 * 94 * 54mm / 6.1 * 3.7 * 2.12in Package size: 165 * 125 * 70mm / 6.5 * 4.92 * 2.75in Package weight: 445g / 15.7ounces (with 3 saws-blades) 493g / 17.39ounces (with 9 saws-blades) 541g / 1.19lb (with 15 saws-blades) Note: Please allow a little measuring deviation due to manual measurement. Package List: 1 * Electric-Saw 3/9/15 * Saws-Blades (Optional)