Product Description
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Super high quality tool with hardened steel blade. Head may be locked securely in any position along the blades. The body of these double squares are machined cast iron and have a smooth movement. The 4R rules have a satin chrome finish that reduces glare.
Features: JETS Product # 0715-4346
- 6" 4R blade with 4" base
- 4" 4R blade with 2.5" base
- Graduated in: 8ths, 16ths, 32nds, 64ths
- Heavy duty hardened precision ground satin chrome blade
- Made to strict US accuracy standards
- Scale Accuracy: 0.001"
- Squareness: 0.0015"
- Bubble Level on the 6" square