90° Angle Squares | McMaster-Carr

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	System of Measurement System of Measurement

	Width Width

	Length Length

	Shape Shape	Show

	90° Angle

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	Height Height

	Sensitivity Sensitivity

	Number of Horizontal Vials Number of Horizontal Vials

	For Maximum Number of Planes For Maximum Number of Planes

	Housing Material Housing Material

	Housing Color Housing Color

	Black

2 Products

Two-Plane Cast Iron L

Three-Plane Brass L

Adjust a surface into a level position on multiple planes.

Two-plane levels have two vials set at 90° angles to allow you to level in two directions simultaneously.

Three-plane level has two vials set at 90° to allow you to level in two directions simultaneously, but also has a third vial for checking squareness.