Starrett 11H-24-4R Combination Square Graduations - 24-Inch 4R

The Starrett 11H-24-4R is a professional-grade 24-inch combination square featuring 4R graduations (1/8, 1/16, 1/32, and 1/64-inch). Manufactured by L.S. Starrett — a trusted name in precision measurement since 1880 — this combination square is built for machinists, carpenters, contractors, and tradespeople who demand accuracy and durability in their layout and inspection work.

Key Features:

• 24-inch hardened steel blade with 4R graduation markings (1/8", 1/16", 1/32", 1/64")
• Cast iron square head with precision-ground contact surfaces for reliable 90° and 45° angle measurements
• Built-in spirit level in the square head for quick leveling checks
• Scriber included for layout and marking work
• Positive locking mechanism allows the head to be positioned and locked anywhere along the blade
• Satin chrome blade finish for easy reading and corrosion resistance
• Blade marked on both sides for versatile use

The 11H series combination square set from Starrett is a staple in professional tool kits, offering the precision and build quality that Starrett is globally recognized for. Whether used for scribing lines, checking squareness, measuring depths, or finding 45-degree angles, the 11H-24-4R delivers consistent, reliable performance on the job site or in the shop.