Description
Whether you’re framing, marking, or making precise cuts, Johnny Square® MACH-1™ rafter square with level vial delivers reliability and accuracy. Simplify layout using the innovative Smart Mark™ Cutout for fast, easy and accurate marks at critical dimensions and angles. This square can be used as a saw guide for crosscuts, scribe for marking rip cuts and as a protractor for marking angle cuts. The common rafter conversion table for inch rise per foot eliminates the need for complex math, saving time and reducing errors by easily converting vertical rise of a roof to the roof’s pitch angle.
- Easily identifiable markings, cutouts, and notches for layout, scribing and marking cuts: 1-1/2″, 3″ and 4-1/2″ mark stud or joist layouts; 1-3/4″ and 3-1/2″ mark LVL layouts; 3-1/2″ and 5-1/2″ mark 2×4 and 2×6 flat studs and blocking or 4×4 and 6×6 posts; 1/2″, 3/4″, 1-1/2″ and 1-3/4″ for scribing rip cuts and marking flat studs and blocking.
- 22.5°, 30°, 45° and 60° slots for marking out commonly used angles.
- Built-in level vial with 320° of visibility indicates level and plumb, and measures angle or roof pitch on existing structures.
- Scribe notches in 1/8″ increments.
- Mfr.’s limited lifetime warranty.
Construction: Aluminum body with CNC machined edges
Finish: Matte black anodized coating
Graduations: 16ths
Accuracy: 0.001 in/ft or 1mm/m
Vial: 1-Barrel
Heel: 1″W
Size: 7-1/4″
Weight: .058 lbs.
