Features 300mm Specification: This woodworking circle ruler allows you to draw circles with a maximum radius of 300mm, ideal for various woodworking projects. Industrial Grade Aluminum Alloy: Crafted from aluminum alloy, this ruler is sturdy, lightweight, and built to withstand the rigors of woodworking tasks. Accurate Line Marking: The engraved scale on this ruler enable precise and clear line marking, displaying both metric and imperial measurements, ensuring easy measurement. Sturdy Brass Knob: Equipped with sturdy brass knob, which prevents the tool from rolling and ensures stability and precise during use. Multi Purpose: This woodworking circle ruler is perfect for both line and circle drawing, making it a versatile tool for a variety of woodworking applications. Specification: Item Type: Woodworking Circle Ruler Material: Aluminum Alloy Specification: 300mm Package List:1 x Woodworking Circle Ruler Package List 1 x Woodworking Circle Ruler