Plastic vials are more durable than glass.

Mount these levels to a wall or other vertical surface and they will indicate when you're level on the horizontal plane.

These brightly-colored levels are easy to spot.

Lightweight yet strong and durable, these bamboo levels won't stick to wet cement. Also known as masonry levels.

One of the horizontal vials is a pitch gauge that reads slope in 1/8" increments.

These levels have a sturdy aluminum housing.

These levels come with a calibration certificate traceable to NIST that states they've passed a test for accuracy.

These levels come with a calibration certificate traceable to NIST that states they've passed a test for accuracy.

These levels come with a calibration certificate traceable to NIST that states they've passed a test for accuracy.

Use this 90° level to position posts and corners.

Twist the head to switch between a dot, a horizontal line, or a vertical line.

Mark a dot up to 1,000 feet across your plant.