STARRETT Straight Edge: Metric/SAE, Not Certified, Brushed, Steel, ± 0.0002 in/ft
The STARRETT Straight Edge (MPN 380-12) is a steel straight edge with a brushed finish, offering Metric/SAE graduations for quick reading. It features a square edge and provides accuracy of ± 0.0002 in and ± 0.0002…
SKU 3G-OTH-210378
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Product Description
The STARRETT Straight Edge (MPN 380-12) is a steel straight edge with a brushed finish, offering Metric/SAE graduations for quick reading. It features a square edge and provides accuracy of ± 0.0002 in and ± 0.0002 in/ft. This tool is not certified.
Frequently Asked Questions
What is the STARRETT Straight Edge 380-12 used for?
The STARRETT Straight Edge 380-12 is used for checking flatness and straightness of surfaces in machining, tooling, and quality inspection. Its square edge and Metric/SAE graduations enable quick reading of deviations. It is suitable for layout work and verifying machine tool alignment in industrial settings.
What are the specifications of the STARRETT Straight Edge 380-12?
The STARRETT Straight Edge 380-12 is a steel tool with a brushed finish, offering accuracy of ± 0.0002 in and ± 0.0002 in/ft. It features Metric/SAE graduations for quick reading and a square edge. This model is not certified. The manufacturer part number is 380-12.
Where to buy the STARRETT Straight Edge 380-12 worldwide?
You can source the STARRETT Straight Edge 380-12 worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we supply this precision tool to customers internationally.
How to maintain a STARRETT steel straight edge?
To maintain a STARRETT steel straight edge, keep it clean and dry after use to prevent rust. Apply a light coat of oil to the brushed surface. Store it flat or vertically in a protective sleeve. Avoid dropping or striking the edge, as this can affect its ± 0.0002 in/ft accuracy. Periodic calibration is recommended.
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3G Electric supplies STARRETT steel straight edges. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.













