Starrett C11-6 Center Head for 6-Inch Combination Square Blade

The Starrett C11-6 is a precision-machined center head designed exclusively for use with a 6-inch combination square blade. When attached to a compatible blade, it allows the user to quickly and accurately locate the center of round or square stock — an essential operation in machining, toolmaking, and layout work.

The center head features a 90-degree V-groove that automatically bisects the angle, aligning the blade through the true center of a cylindrical workpiece. Constructed from hardened and ground steel, it delivers the exceptional accuracy and durability that L.S. Starrett precision tools are renowned for worldwide.

Key Features:

• Designed to fit Starrett 6-inch combination square blades
• Hardened and ground steel construction for long-lasting precision
• 90-degree V-groove automatically finds center on round or square stock
• Enables fast, accurate center-finding for layout and machining operations
• Sold as center head only — blade sold separately
• Part of Starrett's industry-standard combination square system

The Starrett C11-6 is ideal for machinists, toolmakers, engineers, and skilled tradespeople who require reliable and repeatable precision layout tools. It integrates seamlessly with Starrett's full line of 6-inch combination square accessories.