1. Straight line and arc dual-purpose: the scriber has a new stainless steel roller, no shaft clamp, no longer limited to drawing parallel lines, can draw circles. 2. Draw parallel lines, draw equidistant arcs, retractable, adjustable range 0-120mm. 3. Aluminum alloy body, brass nut and stainless steel ruler, high hardness, not easy to rust, stable and . 4. High-precision scale, accurate marking. 5. Straight line and arc dual-purpose: the scriber has a stainless steel roller, no dead shaft, can draw circles, not parallel lines. Line drawing range: about 0-120 mm Colour:As Shown Material:Aluminum alloy Package Contents: 1x woodworking scriber 2x pencils Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.