Features: The Roller Guide is a must have tool for plasma cutting enthusiasts, allowing you to effortlessly cut precise circle with your PT31 torch Made of durable material, this double wheel roller guide ensures smooth and accurate cuts every time, making it for both professional workshops and DIY project. Designed to fit for P80/AG60/PT31 torches, this detachable compass arm is perfect for welders and fabricators who need to cut circle of various sizes in their plasma cutting process. Upgrades your plasma cutting experience with this quality aftermarket accessory that offer superior performances and long lasting durability. Stainless steel compass are more durable and resisant to corrosion than iron tool, suitable for factory, home studios and other environments; Plasma cutting consumables, aftermarket part, not original; Specifications: Material:Aluminum Alloy After Assembly Total Length:Approx.47cm/18.5in Fit for P80/AG60/PT31 torch, Option Type:P80,AG60,PT31; Package Includes: 1xPlasma Cutter note: Please allow 1-2cm errors due to manual measurement,please make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.