... brush replacement Size4.7X8X12/13Code No.99-006For ModelBUW-SH,2,BUL-SH3,BUW-SH2,DH-6,DH-10,DM ... ,6,7,LUh-3B,LUh-DSMLU,2,NU-DH,2,3,NU-SH,2,3,NUh-SH,2,3,NUV-DH,NU-DH3,4power ... never appears scratch, rough, ablation and so on. (2) With a good flow properties and set to change commutation ... the original manufacturer's specification. Any more than a 2 degree variation in the setting can cause arcing, bar ...