General description This 300mm Stainless Steel Combination Square is an essential measuring tool for engineers, carpenters, and woodworking enthusiasts. It features an adjustable square head and a 300mm steel ruler, making it ideal for marking 45/90 degree angles, multi-dimensional measurements, and drawing straight or parallel lines. Technical specifications Length: 300mm Material: Stainless steel ruler and zinc alloy square head Measurement units: Centimeters (300mm) and inches (30.5cm) Usage Marking 45/90 degree angles Multi-dimensional measurements Drawing straight lines and parallel lines Using as an angle gauge, depth gauge, scriber, and spirit level Other information High-precision manufacturing using laser technology Clear and easy-to-read engravings Durable and rust-resistant materials