Features Quick and Accurate Adjustment: Equipped with a quick spring nut for fine adjustment, saving time and ensuring accuracy. High Grade Carbon Steel: Crafted from high grade carbon steel with hardened and finely polished tips, ensuring durability and precision in woodworking tasks. Flat Leg Structure: The flat leg design enhances durability, while the substantially hardened spring ensures long-lasting use for woodworking projects. Marking: Forged steel legs with hardened points enable marking of workpieces, ensuring accurate and professional results. Quick and Positive Adjustment: Featuring an adjusting screw with self-locking washer and nut for swift and positive adjustments, enhancing efficiency in woodworking tasks. Features: 1、Fine Adjustment: Equipped with a quick spring nut for quick and accurate fine adjustment. 2、Material: Made of high grade carbon steel with hardened and finely polished tips. 3、: The flat leg structure makes the device very ; it has a substantially hardened spring. 4、High Hardness: Forged steel legs have hardened points for marking of workpieces. 5、Adjusting Screw: With self locking washer and nut for quick and positive adjustment. Specification: Item Type: Flat Leg Spring Marking Gauge Product Material: Carbon Steel Maximum Opening: Approx.180mm / 7.1in Product Use: Circle on Wood, Plastic, Metal , or Fast Copy of Processed Product Length Package List: 1 x Flat Leg Spring Marking Gauge Note: Pay attention to the front of the marking gauge sharply for defence. Package List 1 x Flat Leg Spring Marking Gauge