Product Details
20 Series™ 3" Steel Master Precision Flat Square (20-3) by Starrett®. The Starrett 20 Master Precision Square is the finest precision-checking square. This hardened steel square is used when extreme accuracy is required. The beams and blades are hardened, ground and lapped to ensure parallelism and straightness. The beam is grooved at the inner corner for clearance of burr or dirt. Made of high quality tool steel, with the finest of craftsmanship throughout.
Specifications
| Blade Length (in): 3" |
| Blade Length (mm): 75mm |
| Beam Length (in): 2-3/8" |
| Beam Length (mm): 60mm |
| Material: Steel |
| Squareness Accuracy: .0001" (0.0025mm) every 6" (150mm) |
Features
- The finest precision-checking squares - not graduated
- These hardened steel squares are used when extreme accuracy is required
- The beams and blades are hardened, ground and lapped to ensure parallelism and straightness
- The beam is grooved at the inner corner for clearance of burr or dirt
- Made of high quality tool steel, with the finest of craftsmanship throughout
Founded in 1880, Starrett® became a top manufacturer of high-quality precision tools, measuring instruments, gages as well as saws and hand tool products for industrial, professional, and other markets throughout the world. The company's products are designed and made to meet or exceed accuracy and performance requirements of national and international standards. With over five generations of innovation, excellent quality, and unparalleled precision, the Starrett brand remains distinctly American.