About this item PATENT PENDING - ROLL STOP FENCE WITH FLAT SPOT - woodworking tasks with a high-end wheel marking gauge, which will help you lay out lines parallel to a flat wood surface with max precision and indicate exactly where wood needs to be cut. MAKE LINE MARKS WITH PRECISION: The super clear, laser engraved graduation marks on the bar are available in both metric and imperial versions up to 6''/150mm, for convenience in your woodworking projects. INVEST IN A MONEY SAVER MARKING WHEEL KIT: The 2 extra hardened Steel wheel cutters included add great value to your order. Eliminate the chances of wavering lines and complete your tasks faster and easier. USE YOUR WOODWORKING SCRIBE FOR YEARS: The 8" long graduated bar is made of solid brass, Steel and aluminum alloy, corrosion-resistant. The non-marring brass face protects it from damage when not in use. ENJOY ONE-HANDED OPERATION: Fast and easy to use, this convenient marking gauge wheel will take all the fuss out of your woodworking cutting. Feeling perfectly balanced, our wood marking tool wonҴ strain your hand.