Workhorse Steel Master Precision Square With Hardened Ground Beams And Blades Hardened Steel Construction 6 Inch Blade Length 4 5 16 Inch Beam Length Ultra Accurate Machinist Tool For Metalworking

Precision steel master square with hardened beams and blade
✔️ single unit, 6in blade, 4 5/16in beam,.0001in per 6in

The precision square is a machinist’s layout and inspection tool used to verify square corners and straight edges in metalworking, woodworking, and fabrication. It’s a staple on milling machines, drill presses, lathes, and workbenches where precise right angles are critical.

✅ Squareness accuracy:.0001" (0.0025 mm) every 6" (150 mm)
✅ Hardened beams and blades, ground and lapped for straightness
✅ Inner corner groove for burr/dirt clearance
✅ Built from high-quality tool steel for long life
✅ Trusted by professionals and hobbyists in metalworking and machining

💡 What is a precision square used for in metalworking and machining? A handy layout tool that helps verify right angles and edge straightness across setups.

- exact right-angle checks for fixtures and setups - alignment of edges for drilling and milling - verifying flatness and squareness in assemblies - improves repeatability and reduces waste