Ecoliteled Bosch Genuine Carbon Brushes for 36V GSB & GSR Drills BS9 Pair of high quality carbon brushes bosch part no. 2 607 034 904 Bosch part no. 2 607 034 904 fot bosch tools gsb and gsr cordless impact drills, perc screwdrivers etc fits 12 volts, 14.4 volts, 18 volts , 24volts and 36 volts Including------ gsb36v-li ?gsr36v-li?gsb 12ve2, gsb 14.4ve2, gsb 18ve2, gsb 18ve2-li, gsb 24ve2, gsr 18ve2, gsr 18ve2-li, gsr 24ve2 gsr 12 ve2, gsr 14ve2.