SpecificationBrand : Johnson
BulletPoint1 : Innovative Smart Mark Cutout – faster, easier, more accurate marks at critical dimensions
BulletPoint2 : 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
BulletPoint3 : 22.5°, 30°, 45° and 60° slots for marking out commonly used angles
BulletPoint4 : 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
BulletPoint5 : 1" wide heel stays seated on split and irregular materials
Color : black
ExternallyAssignedProductIdentifier1 : 049448000524
ExternallyAssignedProductIdentifier2 : 0049448000524
ExternallyAssignedProductIdentifier3 : 0305487755697
ExternallyAssignedProductIdentifier4 : 0038987001307
ExternallyAssignedProductIdentifier5 : 00038987001307
GpsrSafetyAttestation : 1
GraduationRange : 1/8 inches
IsValueStoresItem : 1
ItemDisplayDimensions_Length : 0.63 inches
ItemForm : not_applicable
ItemName : Johnson Level & Tool 1904-0700V 7-1/4" Johnny Square MACH-1 Smart Mark Rafter Square with Level Vial, Black
ItemPackageDimensions_Height : 20.5994 centimeters
ItemPackageDimensions_Length : 0.9906 centimeters
ItemPackageDimensions_Width : 18.6944 centimeters
ItemPackageQuantity : 1
ItemShape : Circle
ItemTypeKeyword : carpentry-squares
Manufacturer : Johnson Level & Tool
Material : Aluminum
Material1 : Stainless Steel
Material2 : Zinc
MeasurementAccuracy : ±1/32
ModelNumber : 1904-0700V
NumberOfItems : 1
PackageLevel : unit
PartNumber : 1904-0700V
Pattern : not_applicable
ProductDescription :
Engineered for Professional Craftsmanship
Our 8x12" L-shaped carpenter square combines aerospace-grade carbon steel construction with ergonomic design. The reinforced 90° angle junction prevents flexing during heavy use, while the sandblasted matte finish reduces glare for enhanced measurement precision.
Dual-System Measurement Mastery
Switch seamlessly between imperial (1/16-inch increments) and metric (1mm graduations) scaling systems. The recessed edge markings protect against accidental abrasion, ensuring long-term legibility even after repeated chalkline snaps or pencil markings.
Workshop-Tested Performance
From framing walls to installing cabinetry, this framing square tackles:
Roof pitch calculations & rafter cuts
Stair stringer layout & riser alignment
Tile pattern drafting & countertop squaring
Metal fabrication angle verification
Drywall scoring guidance & joint flatness checks
Industrial-Grade Material Science
Cold-rolled steel core (HRC 45 hardness) paired with electrophoretic anti-rust coating exceeds ASTM E897 standards. The 3-stage heat treatment process eliminates internal stresses, preventing warping in temperature-fluctuating environments (-4°F to 212°F stable).
User-Centric Safety Features
Knurled non-slip grip zones on both legs
Rounded corners prevent material scratches
Magnetic upgrade option available (see accessories)
OSHA-compliant burr-free edges
ProductSiteLaunchDate : 2025-05-26T08:00:01.000Z
Size : Mach 1 - 7 - 1/4
Style : Newest Model - Mach 1 - 7 - 1/4"
SupplierDeclaredDgHzRegulation : not_applicable
SupplierDeclaredHasProductIdentifierExemption : 1
UnitCount : 1
UnspscCode : 27110000
Voltage : 110 volts