GSI Creos Mr.Hobby GT10 Router Pro III AC Adaptor Type (AC 100V 50/60Hz 18VA)Description This is a tool for use in model assembly. The AC adapter type router is perfect for hobbyists worried about losing battery power! This set includes 7 2. 35mm bits, great for basic filing, deburring, shaving, and more! With its high precision motor, it's a powerful tool that offers a smooth rotating bit for detail work. This easy to grip tool measures about 14. 5cm long when a bit is not attached, and has a power switch located near the top