Johnson 1904-0450 4.5" Johnny Square® Finish Square
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Johnson 1904-0450 4.5" Johnny Square® Professional Easy-Read™ Finish Square

This compact 4 1/2" finish square is ideal for access in tight quarters for finish carpentry, setting saw blades and more. CNC machined from extruded aluminum and finished with the same glare-resistant EZ-Read anodizing process that made our Johnny Square® famous, this laser-etched square is durable enough to withstand any jobsite abuse, and is backed by Johnson's best-in-class limited lifetime warranty.  This rafter square also features continuous scribing notches that are ideal for ripping lumber from 1-1/2" to 3-1/2" as well as handy markers that measure 2x4 board dimensions of 1-1/2" and 3-1/2".

  • Solid aluminum body with CNC machined edges for greater accuracy

  • EZ Read™ laser etched graduations and numbers are highly visible

  • 35% more compact for access in tight work spaces

  • Continuous scribing notches - ideal for ripping at 1-1/2" and 3-1/2"

  • Low-glare, protective anodized finish

  • 1/4" and 3/8" dual heel sizes for quick and easy marking

  • 2x4 board dimension markers for measuring 1-1/2" and 3-1/2"

  • Erasable space for writing finish notes


  • Item #: 1904-0450
  • Manufacturer: Johnson
  • Condition: New

Johnson 1904-0450 4.5" Johnny Square® Finish Square

Price: $10.00
Sale Price: $8.99
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