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Rafter Squares Built by Carpenters
Rapid Rafter — Original
The patent-pending dual-sided rafter square. Marks both sides of any board in one motion. $27.99 with free shipping.
Rapid Rafter Pro — Aluminum Tool
The aluminum Pro version of the Rapid Rafter. Dual-sided marking, machined for carpenters who run hundreds of cuts a day. $79.99.
Rapid Rafter Pro Bundle — Tool + Base Plates
The Pro tool plus all three base plates (3″, 4″, 6″) for double 2x stock, LVL, posts, and heavy timber. $129.99.
Pro Base-Plate Kit — 3″ / 4″ / 6″
The 3″ / 4″ / 6″ base-plate set for the Rapid Rafter Pro. Already own the Pro tool? Add the bases here. $59.99.
Not Sure Which Rafter Square to Buy?
Read our hands-on guides — what to look for, sizes, materials, and how the top rafter squares of 2026 actually compare.
Rafter Square Guide
What a rafter square does, sizes, materials, and how to choose.
Read the guideBest Rafter Square 2026
Hands-on comparison of the 5 best rafter squares — speed, accuracy, build, value.
See the rankingsRafter vs Speed Square
Are they the same tool? Yes. Here's why both names exist.
Read the explainer