Usage Tips:[Wide Application] Woodworking square come with four pins made you quickly determining exact centers on the edges of boards, squaring your Table and saw in the grinding guide, align the chisel and plane ,perform a quick check before drilling, which is extremely convenient for small square projects. [Compact and Sturdy]: The square center finder tool is machined from aluminum alloy, center finder woodworking fits a carpenter's square center mark, allows the use of larger pencils, and the bottom diameter of the center mark hole is 1/16 inch. [Durable Material]: Square tool is made of high-quality aluminum alloy material with two pins of different lengths stainless steel fixing posts. CNC machined anodized red finish, anti-rust, durable and corrosion resistant. [Laser Graduation]: wood working squares inchInch inch scale is marked on the side of the Woodworking scribing tools, small square inchInch inch scale are marked on woodworking square tools front and back respectively. mini square accurate, indelible and easy to read for measuring smaller lengths. [Lightweight and Easy to Carry]: Carpentry squares ideal for calibration, measuring and finding center points for small projects. small square small and lightweight, it doesn't take up much space and can be easily put in your pocket, and into the corners of small boxes and areas. Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Color: As shown Material: aluminum alloy Package Contents: 1 x Mini Small Square Center Finder Tool 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.