Multifunctional marking tool: 3 in 1 marking tool. Thanks to its perfect design, the marking surface fits narrow spaces and can change shape as needed. Simply change the strength of the pen body and nut to get different shapes that meet your needs. This tool can easily draw precise lines, arcs, irregular and complex objects, very practical Marking Gauge: DIY marking gauge is made of ABS and metal, which can extend the life of the marking tool, sturdy construction and easy to replace, the deep drill bit marking tool with pen can beused for tiles, laminate, woodworking, carpet, flooring, ceramics, tool shape and uniform shaping improve production efficiency Precise design: The scriber design allows the engraving surface to penetrate narrow spaces, perfectly fits the natural concave and convex surface, and avoids damage to the finished surface with the smoothest rolling movement.-Adjustable pen ensures more accurate measurement data. Compact, portable and easy to use: Our multifunctional marking tool can be taken anywhere, small and lightweight, you can put it directly in your pocket, the multifunctional woodworking pencil is easy to use, you can easily adjust the strengthof the pen holder and adjust it according to your needs.The shape is adjusted, the adjusting nut is locked, then the adjusting nut is secured for precise accuracy on door frames and more, perfect for home office installations, woodworking and cuttingprecision.