682EMZ Saw Tension Gage. Band Saw Blade Tension Gage, Displays Pounds and Kilograms. The Saw Tension Gage checks for proper blade tension in either English or metric, and is graduated both in pounds and kilograms. The tension gage can be read directly on either band saws of any type, or power hacksaws. Graduated to read up to 60, 000 PSI or 4, 000kg per cm2 and is furnished with instructions, including suggested tensions. We are an old hardware store with lots of rare & vintage items – in Starrett, Brown & Sharpe, Mitutoyo and many other brands.