Amazon.com: Replacement Part for M.C DC 14.4V Motor 629823-3 629822B5 for Makita 8280D 8281D BHP343 MT080 8381D 8280DWPE 8281DZ 8281DW Machine Motor : Tools & Home Improvement
14.4V 100%Original Makita 4800mAh 6800mAh NI-CD Power Tool Battery Battery for Makita PA14 1422,1420 192600-1 6281D 6280D - AliExpress
Makita 8281D Instruction manual : Free Download, Borrow, and Streaming : Internet Archive