[Universal Combination Angle] Precision Redefined! Elevate your measuring and drawing experience with this multi-angle measuring ruler, a high-quality professional measuring tool. This hole ruler features a hidden anti-drop device, helping prevent the ruler from falling during use. [Multi-angle Measuring Ruler] Includes 90-degree and 45-degree stops for versatile angle measurement, enabling accurate readings. Upgrade your tools for improved precision. [Strong & Durable] The angle measurement tool is constructed from aluminum alloy and steel materials, offering resistance to bending and long-term durability. The compact straight ruler design ensures portability and ease of transport. [Professional Design] Scales are engraved on both sides for clear readability. Includes 1 stainless steel drawing needle that functions as a marking tool, featuring a scriber and ejection stop. [Widely Used] This precise universal combination angle with ruler stop is ideal for accurate marking, measuring, scribing, and drawing. A practical tool for use in schools, offices, home schools, woodworking, architecture, and engineering, allowing measurements to be taken anytime and anywhere. Color: Black & Red Material: Aluminum Alloy Package Contents: 2 x Universal Combination Angle Note: Other items not included. Note: Lighting reflections and display differences may cause slight color variations between the image and the actual item. Measurement error allowance is +/- 1-3 cm.