Bess Tester PT50A measures in 1g increments

Unlike the PT50B (also available in the store), this device measures the sharpness of the knife in 1 gram increments., It is also much more accurate

Scientifically measure the sharpness of your knives. Accuracy: 1 gram

Edge-On-Up PT50A sharpness tester

85] Standard Test PT50A Sharpness Knife Digital Sharpness Tester Edge On Up Industrial Professional

PT50A Edge-On-Up Sharpness Tester Industrial

Edge-On-Up

The Edge-On-Up Industrial Sharpness Tester Review

Bess Tester PT50B Edge on up – Schleifjunkies

85] Standard Test PT50A Sharpness Knife Digital Sharpness Tester Edge On Up Industrial Professional

PT50A Edge-On-Up Sharpness Tester Industrial

WTS – Edge-On-Up PT50A Sharpness Tester (complete) – Wicked Edge Precision Knife Sharpener

The Edge-On-Up Industrial Sharpness Tester Review