Our small size Premium Adjustable Quick Square is almost identical to the Stanley 46-053 which is still in production but is quite difficult to find.

Premium Adjustable Quick Square.
Large 19cm (7.3/8") length side offering a 16cm (6.1/4") angular facility.
Heavy-duty aluminum construction for durability.
Black body with white graduations provides maximum readability in various light conditions.
Features Common, Jack and Hip, and Valley scales for various applications.
Multipurpose, adjustable design can be used as a saw guide, bevel or protractor.
Adjustable arm fitted.