It's still us but we have a new look on our website!
We have updated our website to better serve you
Find what you need faster and understand the precision measurement industry better on HigherPrecision.com. We have added to our website 600-800 new products
each week, a comprehensive resource center, and an instant request a quote feature.
A global distributor of precision measurement tools
13A Starrett Double Square with Graduated Hardened Blade: 4"
These squares are very popular with machinists, toolmakers, and pattern makers. The sliding blades are adjustable making it practical for a wide variety of uses. The faces of the head are ground square, and the 6" (150mm) size has a level.
A drill grinding blade, also available for 6" (150mm) squares, is beveled to 59º for drill grinding on one end and 41º (the cutting angle of countersinks for machine screws) at the other. Both ends have quick-reading 64ths grads. and the graduation is located to measure perpendicularly to the axis of the drill. By reading the graduations, the center point can be easily and accurately located.
With Graduated Blade Only
4R Graduations (8ths, 16ths, 32nds, 64ths)
Double Square with hardened blade
Starrett Series 13 & 13M Double Squares
13A Double Square with Graduated Hardened Blade: 4"
13C Double Square with Graduated Hardened Blade: 6"