Features 1. Precise parallel line drawing: Using built-in guide slots to easily achieve precise parallel lines, designed for smooth and accurate marking, it is an ideal choice for complex and delicate work on metal surfaces. 2. Achieve perfect angles and radians: make every mark easy! This angle and curvature marking tool can help you easily master sharp angles and smooth curves of 90 degrees, whether it is square or flat steel. Say goodbye to mistakes, say goodbye to speculation, and easily embark on the path of precision craftsmanship. 3. Quick Marking: Whether you are a professional metalworker or a DIY enthusiast, the ergonomics and simple design of this tool make it easy to operate, allowing for quick and efficient marking on metal plates and structures. 4. Easy to use: Easy to get started, making you feel incredibly comfortable and smooth! Whether you are an experienced expert or a novice, this angle and curvature marking tool can meet your needs and make every operation enjoyable. Specification Style:  28 cm(Large), 23 cm(Small） Material: Alloy Color: Silver Size: 28 x 10 x 5 cm Weight: 340 g, 290 g Package Include: 1x Marking Tool 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.