SWANSON 7" SPEED ROOFING SQUARE & BLUE BOOK S0101 + 4.5" TRIM SQUARE S0145
PLUS A S0145 4.5" TRIM SQUARE. S0101 Speed Square. SWANSON HEAVY GAUGE 7" ALUMINIUM SPEED SQUARE. INCLUDES SWANSON BLUE BOOK. Swanson Speed 4-1/2 In. Aluminum Trim Square. The 90 and 45 are CNC machined to Swanson's precise tolerances.