Features This circle cutter is made of high quality material, durable and sturdy to use. Compasses style, comes with round knob handle that fits in the palm of your hand. Clear-cut scale which make easy to read. and can cut a exact round circle Prefect compatible with plasterboard notching.·Max.diameter 400mm. Use mallet or hammer to finish the cut. Features: This circle cutter is made of high quality material, durable and sturdy to use. Compasses style, comes with round knob handle that fits in the palm of your hand. Clear-cut scale which make easy to read. and can cut a exact round circle Prefect compatible with plasterboard notching.Max.diameter 400mm. Use mallet or hammer to finish the cut. Easy to use, just single hand can compete the cutting work Specification: Material:Stainless steel Type:Circle Cutter Max.diameter:400mm / 15.7in Package list: 1 x Circle Cutter Package List