Shinwa Impirial Square 6-in x 12-in Sharpening System Reduced fatigue through proper tool

Reduced fatigue through proper tool scaling

or a guest house with character

Safe to breathe without damaging internal organs

The surface is ground flat and square to a tolerance of

Shinwa Impirial Square 6-in x 12-in Sharpening System Reduced fatigue through proper toolThese economical squares are useful for all types of measuring and marking tasks. They are made from stainless steel with a polished finish which makes them durable and rust resistant. They have imperial graduations in 1 16ths on the long leg and 1 32nds on the short leg. Graduations are photo etched and black filled for long life and easy readability. Squareness accuracy is to JIS Standards of 0. 004" per 3. 937". In our testing we found them to be