Features: This ceiling scribe carpentry jigs set is designs for use with 15mm, 16mm, 17mm, and 18mm boards, making it essential tool for various woodworking projects. This woodworking carpentry jigs set effectively addresses the problem of maintaining long filler in place while you work alone, enabling you to accurately position materials without needing extra hands. This furniture fitting tool makes it easy to connect, slide into position, and mark your materials, no complicated setups required! The toe kicking tool allows for direct marking on materials such as wall, floor, ceilings, and moldings. Make from excellent ABS material, this scribing filler is builted to bear the rigors of woodworking. Specifications: Material: Polypropylene PP Set style: 1 or 2 or 3 or 4 Fixture size: about 7.2x3x2.3cm or 2.83x1.18x0.91inch Package Includes: 1set Carpentry Jigs Set note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to difference between different monitors, the picture may not reflect the actual color. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.