STAYER carbon brush size:
4.810.871.0 6*8*18 angle grinder SA900-901-1201
7.870.098.0 9*14*22 angle grinder 208
2.100.096.0 6*14*22 angle grinder /mitre saw LU170-LU172 SC250/51
3.500.030.0 6*8*15 hedge trimmer/angle grinder T500-T550-T600 TM100-TM101-TM350-W551
2.900.090.0 9*14*22 angle grinder SA290-SA293-SA295-SA297
2.470.097.0 6*14*22 angle grinder SA10A-SA12AL-SA230-SA180
3.030.090.0 6*6*11.5 jig saw/circular saw/sander/planer/hammer/angle grinder
TM368-TM366-TM355-W700-TC7000-TC3001-TC4002
Testing: density & hardness & resistivity
FFU EMC