Shimana Testing Solutions
Shimana
SHIMANA SHGLHT131 - Leeb Hardness Tester (product video presentation)
More info on https://store.dmm.ca/products/
SHIMANA SHBLST241 Surface Roughness Tester (product video presentation)
More info on http://www.processinstruments.ca/store/surface-gauges-and-testers/portable-surface-roughness-
SHIMANA SHGLST022 - Surface Roughness Tester (product video presentation)
More info on https://store.dmm.ca/products/
SHIMANA SHPMHT136 - Ultra-compact portable hardness tester (product video presentation)
More info on http://www.hardness-testers.ca/portable-hardness-testers/all-in-one-portable-hardness-
I don't know a lot about Shimano Steps batteries (but i finally fix my first!)
Darfon article links: https://www.emtbforums.com/threads/darfon-makes-