Perfectly square every time

Accurate to +/- 0.05 of a degree for perfect frame and cabinet alignment.


Impressive strength

Machined from a flex-resistant, high impact polycarbonate.


In and out, in and out

Designed to be used on both internal and external corners.


No mess, more time

Glue resistant surface for super fast clean up.


We don't put our name to any ordinary tool

Lifetime warranty; if the clamp square fails due to a material or manufacturing defect it will be replaced free of charge... it's got our name on it.


The new Clamping Squares


Take a look >