The Fisher Heavy Duty Combination Square is a versatile measuring and marking tool designed for precision carpentry, metalworking and general fabrication tasks. This multi-purpose combination square features a robust cast iron stock with ground faces, ensuring accuracy and durability in demanding workshop environments. The tool functions as an outside or inside try square, a mitre square, and can also serve as both a depth gauge and marking gauge, making it an essential addition to any tradesperson's toolkit. The ground faces on the cast iron stock provide reliable reference surfaces for accurate measurements and square marking operations. Built-in vials in the stock enable level, 45-degree and plumb readings, allowing you to check angles and alignments without additional tools. A separate scriber is included, providing a dedicated marking tool for scribing lines on metal, wood and other materials. The heavy-duty construction ensures this combination square will withstand the rigours of professional use across joinery, engineering and construction applications. Features and Benefits: • Heavy-duty cast iron stock with ground faces for accuracy and longevity • Multiple functions including try square, mitre square, depth gauge and marking gauge • Integrated vials for level, 45-degree and plumb readings • Separate scriber fitted for precise marking work Specifications: Blade Material: Steel Size (mm): 300