Starrett 11HC-12-4R 12" Combination Square with 4R Graduations

The Starrett 11HC-12-4R is a professional-grade 12" combination square featuring 4R graduations, designed for precise layout, measurement, and inspection work. Built to the exacting standards Starrett is known for, this tool delivers reliable accuracy for machinists, carpenters, and tradespeople alike.

Key Features:

• 12" hardened steel blade with 4R graduation markings (graduations in 8ths, 16ths, 32nds, and 64ths of an inch)
• Cast iron square head machined to precise 90° and 45° angles
• Spirit level built into the head for added versatility
• Scriber included for marking work surfaces
• Positive blade-locking mechanism for secure, repeatable settings
• Blade slides freely for quick adjustments, then locks firmly in place
• Satin chrome finish on blade for easy readability

The 4R graduation pattern provides four scales — 8ths and 16ths on one side, 32nds and 64ths on the other — making this square ideal for detailed precision layout work. Starrett combination squares are manufactured in the USA and are a benchmark tool in professional machine shops, woodworking, and metalworking environments.