Rulers, Calipers, Protractors, and Squares

  1. Great for squaring up any rectangular assembly.
    $6.49
  2. 4'' Solid Brass Caliper
    $6.99
  3. #29190 - Clamp-It Assembly Square
    Sale
    Rockler Clamp-It® Assembly Square
    160 Review(s)
    Align it, clamp it, and fasten it to get perfect 90° angles every time!

    Regular Price: $12.99

    Special Price $7.99

  4. 4" Mini Bar Clamp
    4" Mini Bar Clamp
    4 Review(s)
    Ideal for making doll houses and music boxes.
  5. 27767 - Mini Clamp-It Assembly Square
    Rockler Mini Clamp-It® Assembly Square
    32 Review(s)
    Perfect for creating doll houses and music boxes.
  6. Makes setting calipers quick and easy
    $9.99
  7. Available in 6", 12", and 18"
    iGaging Hooked Rulers
    8 Review(s)

    Starting at: From $9.99

  8. 28366 - 6" Engineer Square
    4" Engineer Square
    2 Review(s)
    Accurate to .002".
    $12.99
    Out of stock
  9. Clear acrylic composition allows maximum visibility while you work
    Exclusive
    16'' Woodworker's Ruler
    3 Review(s)
    Ideal for finding centers in drawer fronts.
    $12.99
  10. 12'' Centerpoint Ruler
    $13.99
  11. INCRA Precision Marking Rules

    Starting at: From $13.99

  12. 33586 - Adjustable Clamp-It Assembly Tool
    Rockler Adjustable Clamp-It® Assembly Square
    29 Review(s)
    Rotates from 45 degrees to 315 degrees.
    $14.99
  13. Accurate to the nearest thousandth of an inch.
    $14.99
  14. Make precise marks with absolute confidence.
    $14.99
  15. Enjoy complete visibility as you perform layout tasks

    Starting at: From $14.99

  16. Rockler Adjustable Clamp-It with Mini Clamp-It
    Sale
    Rockler Adjustable Clamp-It® with Mini Clamp-It®
    Clamp almost any angle and any size with this combo-pack of assembly squares—includes a full-size Adjustable Clamp-It, plus a Mini Clamp-It for smaller projects.

    Regular Price: $24.98

    Special Price $14.99

  17. 4'' Steel Engineer Square
    $15.99
  18. High-visibility handle makes it easy to find in your tool box
    $15.99
  19. Wixey 8'' Clear Digital Protractor and Ruler
    Wixey 8'' Clear Digital Protractor and Ruler
    3 Review(s)
    Precise angle measurements to a fraction of a degree—at a fraction of the cost!
    $15.99
  20. 18'' Measuring Kit for Jigs
    18'' Measuring Kit for Jigs
    7 Review(s)
    Add peel-and-stick tape measures and stops to your jigs and fences for convenient repeatability.
    $17.99
  21. Quarter-inch-thick protractor is twice as thick as standard protractors
    Sale

    Regular Price: $24.99

    Special Price $17.99

  22. INCRA Precision T-Rules

    Starting at: From $18.99

  23. 4'' Mini Try Square
    4'' Mini Try Square
    1 Review(s)
    $19.99
  24. iGaging 4'' Precision Double Square
    $19.99

What People are Saying:

I have been using Rockler for years, your products are always the best that can be purchased and your prices are very reasonable. Ann you have always done your best to make me feel as though I was your very best customer. Thank you for great service."

- Daniel F.

What People are Saying:

I have been using Rockler for years, your products are always the best that can be purchased and your prices are very reasonable. Ann you have always done your best to make me feel as though I was your very best customer. Thank you for great service."

- Daniel F.
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