https://www.shophulls.com/collections/hot-deals/products/stainless-steel-straightedge-42
This stainless steel cutting rule is perfect for all kinds of cutting requirements. 42" long Constructed of 2" wide spring-tempered stainless steel...
stainless steelblankstraightedgequothull
https://www.tutor.com/resources/constructing-a-30-60-90-triangle-with-compass-and-straightedge--4655
How to construct a 30-60-90 triangle with compass and straightedge
constructingtrianglecompassstraightedge
https://www.dickblick.com/items/alvin-pxb-portable-parallel-straightedge-board-20-x-26/
Shop Alvin PXB Portable Parallel Straightedge Board - 20" x 26" at Blick. Find everything you need for your next creative project online.
alvinpxbportableparallelstraightedge