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Original FindVault text-led research card for Swanson S0101: 7-inch aluminum square, five layout functions, Blue Book and scribe bar. Affiliate links; not hands-on tested.
Buying notes·Page updated

Swanson S0101 7-inch Speed Square: Layout Marks and Blue Book

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The 7-inch footprint may be too small for some workpieces.
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Listing-based buying notes. We have not tested this product hands-on. Confirm the selected size, seller and current terms on Amazon.

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The S0101 is a 7-inch aluminum layout square supplied with Swanson’s Blue Book. Its marked body combines five layout functions. We have not checked its accuracy or used it hands-on.

Pros

  • Combines try-square, miter-square, protractor, line-scriber and saw-guide functions.
  • Includes the Blue Book reference.
  • Has a 1/4-inch scribe bar.

Cons

  • The 7-inch footprint may be too small for some workpieces.
  • This is the S0101 package, not the separate metric square or 12-inch model.
  • We have not verified measurement accuracy hands-on.

Frequently asked questions

Which package is referenced?

One S0101 7-inch square with Blue Book, not a carton or multi-tool bundle.

What material is listed?

Swanson specifies heavy-gauge aluminum.

Which scales are provided?

Degree, common-rafter and hip/valley scales.

Swanson S0101 7-inch Speed Square: Layout Marks and Blue Book

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