1x 63x40mm Crafted for precision, this Machinist Edge Square Ruler is an essential tool for engineers and DIY enthusiasts alike. The robust stainless steel construction ensures durability, while the 90° right angle design provides accuracy for all your measuring needs. The package contains one Edge Square Ruler, devoid of any model or system of measurement, making it a versatile addition to your toolkit. Its sleek design does not compromise on functionality, allowing for easy reading and reliable results every time.