Starrett H33-6 Square Head for 6-Inch Combination Squares

The Starrett H33-6 is a replacement square head designed specifically for use with 6-inch combination squares, combination sets, and bevel protractors. Built to Starrett's legendary precision standards, this head is an ideal solution for restoring or upgrading an existing combination square setup.

Key Features:

• Forged and hardened steel construction — delivers exceptional durability and resistance to wear, shock, and high-impact pressure
• Smooth black enamel finish — corrosion-resistant surface for long-lasting appearance and performance
• Compatible with 6" blades only — designed to fit standard Starrett 6-inch combination square blades
• Versatile functionality — suitable for scribing right angles and parallel lines, measuring, tri-squaring, mitering, depth gauging, height gauging, and leveling
• Broad compatibility — fits any 6" blade used across combination squares, combination sets, and bevel protractors (exception: Starrett 33J and 8 series)
• Made in the USA — crafted with over 140 years of American precision manufacturing heritage

The Starrett H33-6 square head meets or exceeds the accuracy and performance requirements of national and international standards, and is traceable to the United States National Institute of Standards and Technology (NIST). Whether used in metalworking, woodworking, or general manufacturing, this replacement head ensures your combination square continues to deliver reliable, professional-grade results.