Replace your try square, miter square, depth gauge, height gauge, center-point finder, and level. The blade on these squares meets Fed. Spec. GGG-R-791H, which establishes uniform standards for accuracy, graduations, and size.

Use these blades with Starrett High-Accuracy Combination Square Heads. They meet Fed. Spec. GGG-R-791H, which establishes uniform standards for accuracy, graduations, and size.

Blades are for use with High-Accuracy Combination Square Heads.

Replace your try square, miter square, depth gauge, marking gauge, 90° level, ruler, and scriber with one tool.

Also known as carpenters’ and framing squares, these have graduations on both blades for horizontal and vertical measurements.

Ensure reliable, repeatable angles.

These squares meet Fed. Spec. GGG-S-656-E, which establishes uniform standards for square accuracy to ensure reliable, repeatable angles.

A ball inside a level tube indicates the side-to-side tilt angle.

Also known as angle finders, use these to gauge the angle of any surface.

These angle indicators have a horizontal leveling vial and can measure angles between 0° and 180°.

These angle indicators display highly accurate angle, level, and tilt measurements.

The LCD on these digital angle indicators shows angle in degrees and percent of slope.

These angle indicators also show level on the display.

Mount on any flat surface.

Measure angles with these round protractors.

Measure angles and dimensions with one tool.

Precisely measure angles on molds and jigs.

Small enough to fit in your pocket, this versatile tool measures angles and dimensions and has a center finder.

These magnetic tools have one digital display and a lock to hold the arms in position.

Mark and cut straight lines or 90° angles.

Unfold and lock the corners to form a triangle for marking angles.

Find the center of square and round materials, such as structural framing and pipe, and determine setup angles on milling machines and grinders.