Features Stainl Steel Construction - Crafted from high-quality stainl steel for exceptional toughn and longevity, ensuring it withstands rigorous use in any environment Thickened Anti-Abrasion Design - Features a robust, thickened body coated with varnish to effectively resist wear and tear, enhancing durability over time Precision Laser Scale - Equipped with a laser-etched scale for clear, readings, providing high accuracy and minimal tolerance for reliable measurements Versatile Angle Marking Tool - Ideal for 45° and 90° angles as well as circular center marking, making it a multifunctional tool for various projects Ideal for Profional Applications - ly suited for hardware machining, cylindrical centering, angle marking, and more, catering to a wide range of woodworking needs Features: 1、Forged with high？quality stainl steel, it has high hardn, strong toughn, rugged and . 2、Thickened design, painted with varnish, effectively prevent the ruler body from abrasion. 3、Laser scale, clear reading. High accuracy, small tolerance, which is reliable to use. 4、Suitable for 45° angle, 90° angle and circular center marking, multifunctional and convenient. 5、Widely used in hardware machining, cylindrical centering and marking, angle marking, marking discs, etc. Specification: Item Type: Center Angle Gauge Material: Stainl Steel Specification: Approx. 150 x 130mm/5.9 x 5.1in Diameter Range: 4-90mm/0.2-3.5in Tolerance: ±0.15mm Uses: Widely used in hardware machining, cylindrical centering and marking, angle marking, marking discs, etc. Package List: 1 x Angle Ruler 1 x Cover Package List 1 x Angle Ruler 1 x Cover