These are a pair of Makita Carbon CB303 Brushes for the following models:
4131, 4331, 5703, 9403, 9404, 9903, 9920, 2107F, 2107FK, 2107FXK, 2412N
4101RH, 5017RBK, 5017RKB, 5090D, 5603R, 5603RK, 5604R, 5703R, 5704R, 5705R, 5705RKS
9015B, 9016B, 9227CB, 9500D, DA4000LR, DA4031, GA5021, GV7000C
JR3030, JR3030T, JR3050T, JR3050TPB, JR3060T, JR3070CT, JR3070CTPB
LS0714, LS0714F, LS0714FL, LS0714L, PV7000C, RP0910, RP0910C, RP1110C, SP6000K
UB1101, UC3501A, UC3503A, UC4001A, UC4003A