Flexible Ruler Marker Corrosion-prevention Ruler Positioning Tool Anti-rust Stainless Steel for Draw Circles Draw Straight Lines Feature: 1.Unique Design: The tape measure marker clip is small and light, easy to carry, we use laser cut, brushed finish, it can resist daily corrosion, sticking and tarnishing. 2.Cost-effective Alternative: A cost-effective alternative to laser measuring instruments. It fits most tape measures and gets the job done quickly and easily. The three installation slots in the middle can be adjusted and installed according to the size of the tape measure. 3.High Quality Material: Made of stainless steel. The tape measure mark aluminum alloy material, the surface is oxidized and durable. 4.Easy Installation: Remove the screw in the middle of the tape measure. Adjust the alignment of the tape measure marks. Tighten the screws and secure. Install the pencil and fix it, the installation is complete. 5.Multi-purpose in One Machine: You can use the tape measure mark tool to draw arcs, measure marks, draw circles, and draw straight lines. A tape measure marker tool is a very good solution. Specification: Color: Silver Size: About 8x3.1cm/3.14x1.22inch Material: Stainless Steel Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you Please allow 1-2cm measuring deviation due to manual measurement.