The Square One Tape Measure was designed to quickly help you find the hypotenuse (square) of anything. It has a dual scale; one side is a standard scale, the other side is an exaggerated hypotenuse scale. Zero math, zero mistakes.
• Hypotenuse scale & standard scale
• High contrast black & white scale
• Heavy duty rubberized case
• Quick & accurate squaring
• Squaring concrete forms
• Squaring deck frames