The Last Chance Square Up is a high-precision squaring device and arrow spinner designed for archers, bowyers, and arrow makers who demand exact straightness in every shaft. Its adjustable diamond insert, long-lasting durability, and smooth bearings deliver repeatable results you can trust on every build.

• Adjustable Diamond Insert: Enables precise squaring of arrow shafts or inserts, letting you dial in the exact angle and alignment for flawless flight.
• Longevity of Diamond Insert: Engineered for hundreds to thousands of uses, reducing replacement frequency and keeping your workflow efficient.
• Smooth Bearings: High-quality bearings ensure consistent rotation and minimal resistance during quick checks.
• Precision Milling: Tight tolerances and machined surfaces deliver repeatable, accurate results every time.
• Spin Test Capability: Spin any shaft in the tool to verify straightness before fletching or nocking, saving material waste.
• Contents: Includes 1 Square Up unit, 2 lag bolts, and 2 washers for secure setup.

With the Last Chance Square Up, you can quickly verify shaft straightness during the build process, catch wobble early, and replace only what’s necessary. The diamond insert’s longevity means fewer interruptions for replacements, so you can focus on precision tuning. The tool’s smooth bearings allow quick spin checks without binding, making flight-consistency evaluations a routine part of your workflow. Ideal for archery shops, custom arrow makers, tournament prep, and serious hobbyists who demand reliable, repeatable results.