7-1/4" Johnny Square® MACH-1™ Smart Mark™ Rafter Square with Level Vial

MODEL #:  1904-0700V

Speed meets precision with Johnson’s new Johnny Square® MACH-1™ rafter square with level vial – a must have tool engineered for professionals' providing exceptional durability, versatility and accuracy. Our innovative Smart Mark™ Cutout delivers speed and accuracy with its easily identifiable markings, cutouts and notches for layout, scribing and marking cuts. Marking spaces are positioned to layout 1X, 2X, 4X and 6X lumber in widths from 1" to 6" as well as LVL's. Additional slots are positioned to mark 22.5, 30, 45 and 60 degree angle cuts. V-notches are located at each roof pitch to help accurately align your pencil when marking common top cuts. The frame has 1/16" scale graduations for precision and measures all the way to 7-1/4" to reach the full width of a 2x8 material. Scribe notches for ripping lumber are positioned every 1/8".  The 1" wide multifunctional heel with replaceable level vial serves as a torpedo to indicate level and plumb and allows angle or roof pitch measurements on existing structures.  The heel also features 1/16" scale graduations on the bottom and both sides offering maximum versatility with rapid and reliable measuring. Hi-visibility EZ-Read™ graduations and numbers are laser etched deep into the surface to resistant fading, scratching or deterioration, providing long-lasting results even under tough and demanding work conditions. Crafted from solid aluminum with CNC machined edges and vial holder for ultimate precision and accuracy. The matte black anodized coating reduces glare in direct sunlight and provides protection from rust and corrosion. Upgrade your toolkit with precision you can trust from Johnson!

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1904-0700V Back
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1904-0700V Heel Angled
1904-0700V Vial
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  • Innovative Smart Mark™ Cutout – faster, easier, more accurate marks at critical dimensions

  • 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 2x4 and 2x6 flat studs and blocking or 4x4 and 6x6 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, replacing a torpedo level in many applications

  • 1" wide heel stays seated on split and irregular materials

  • Limited heel height minimizes weight and bulk in your tool belt

  • Ruler marks in 1/16" graduations on the bottom and sides of the heel increase versatility and efficiency

  • Scribe notches in 1/8" increments

  • V-notches at roof pitches for greater speed and accuracy when marking top cuts

  • Hi-visibility EZ-Read™ 1/16" graduations and numbers are laser etched deep into the surface for greater durability

  • Matte black anodized coating reduces glare

  • Solid aluminum body with CNC machined edges for greater accuracy

  • 7-1/4" frame height can mark and measure the full width of 2x8 material

Accuracy:

0.001 in/ft or 1mm/m

Vial:

1 Barrel Vial

Warranty:

Limited Lifetime Warranty

Whether you're framing, marking, or making precise cuts, Johnson’s Johnny Square® MACH-1™ 7-1/4” rafter square with level vial delivers reliability and accuracy in one compact design.  Simplify layout using our 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.  Carpenters, roofers, builders, contractors, woodworkers and metal fabrications rely on rafter squares as an essential tool to provide precise measurements and exact angles for a wide range of framing and construction projects.  The Johnny Square® MACH-1™ rafter square is designed for efficiency – engineered for accuracy and optimized for speed.

Johnson Level Rapid Response Center for Repair and Service
Contact customer service at service@johnsonlevel.com or call 888-953-8357 from M-F 7am-5pm CT.

Other Resources
How to Read a Rafter Angle Square
How to Use a Rafter Angle Square
Using a Rafter Angle Square for Roof Pitch
Using a Rafter Angle Square for Rafters
How to Cut Rafters with a Rafter Angle Square

Product Details

Speed meets precision with Johnson’s new Johnny Square® MACH-1™ rafter square with level vial – a must have tool engineered for professionals' providing exceptional durability, versatility and accuracy. Our innovative Smart Mark™ Cutout delivers speed and accuracy with its easily identifiable markings, cutouts and notches for layout, scribing and marking cuts. Marking spaces are positioned to layout 1X, 2X, 4X and 6X lumber in widths from 1" to 6" as well as LVL's. Additional slots are positioned to mark 22.5, 30, 45 and 60 degree angle cuts. V-notches are located at each roof pitch to help accurately align your pencil when marking common top cuts. The frame has 1/16" scale graduations for precision and measures all the way to 7-1/4" to reach the full width of a 2x8 material. Scribe notches for ripping lumber are positioned every 1/8".  The 1" wide multifunctional heel with replaceable level vial serves as a torpedo to indicate level and plumb and allows angle or roof pitch measurements on existing structures.  The heel also features 1/16" scale graduations on the bottom and both sides offering maximum versatility with rapid and reliable measuring. Hi-visibility EZ-Read™ graduations and numbers are laser etched deep into the surface to resistant fading, scratching or deterioration, providing long-lasting results even under tough and demanding work conditions. Crafted from solid aluminum with CNC machined edges and vial holder for ultimate precision and accuracy. The matte black anodized coating reduces glare in direct sunlight and provides protection from rust and corrosion. Upgrade your toolkit with precision you can trust from Johnson!



Specifications

Accuracy:

0.001 in/ft or 1mm/m

Vial:

1 Barrel Vial

Warranty:

Limited Lifetime Warranty

Application

Whether you're framing, marking, or making precise cuts, Johnson’s Johnny Square® MACH-1™ 7-1/4” rafter square with level vial delivers reliability and accuracy in one compact design.  Simplify layout using our 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.  Carpenters, roofers, builders, contractors, woodworkers and metal fabrications rely on rafter squares as an essential tool to provide precise measurements and exact angles for a wide range of framing and construction projects.  The Johnny Square® MACH-1™ rafter square is designed for efficiency – engineered for accuracy and optimized for speed.

Support

Johnson Level Rapid Response Center for Repair and Service
Contact customer service at service@johnsonlevel.com or call 888-953-8357 from M-F 7am-5pm CT.

Other Resources
How to Read a Rafter Angle Square
How to Use a Rafter Angle Square
Using a Rafter Angle Square for Roof Pitch
Using a Rafter Angle Square for Rafters
How to Cut Rafters with a Rafter Angle Square

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