Edge-On-Up PT50A Sharpness Tester The flagship Edge-On-Up sharpness tester with 1 gram resolution, faster processing, and the most complete testing kit. Purpose Measure sharpness The Edge-On-Up PT50A is made for...

Edge-On-Up PT50C Sharpness Tester A precise sharpness tester that measures the pressure needed to cut a certified test medium and gives a clear BESS result in grams. Purpose Measure sharpness...