Amazon.com: Replacement for Makita BDF451 Battery - BL1830 Battery (18V 3000mAh Lithium-Ion) : Tools & Home Improvement
Amazon.com: Synergy Digital Power Tool Battery, Works with Makita BDF451 Power Tool, (Li-Ion, 18V, 3000 mAh) Ultra High Capacity Battery : Tools & Home Improvement
Reviews / Opinions on Makita 18V LXT Lithium-Ion Cordless 1/2” Drill (BDF451) | The Garage Journal
How to disassemble and repair Makita 18V li ion hammer drill BHP451 BDF451 BHP441 BDF441 gear assy - YouTube