Rebuild / Replace Cordless drill batteries for next to nothing using 18650 batteries! - YouTube
High Quality 18650 Li-ion 21v Rechargeable Battery Industrial Electric Lightweight Cordless Drill - Buy Power Drills,High Quality Cordless Drill,Industrial Electric Cordless Drill Product on Alibaba.com
HKD-3.7V 1500-15C HAKADI 18650 3.7V 1500mah Rechargeable Lithium-ion B – SeLian Energy
Cordless Drill Battery Replace from Old Laptop 18650 Battery - YouTube
BAK N18650CNP 18650 30A Flat Top 2500mAh – Liion Wholesale Batteries
Rechargeable Lithium 11.1v 2600mah 18650 Li Ion Battery 12v Nails Cordless Drill Battery - Buy 12v Cordless Drill Battery,12v Nails Cordless Drill Battery,18560 Li Ion Battery Product on Alibaba.com
Made an 18650 battery pack so I can keep using an obsolete drill with no replacement batteries available. : r/functionalprints
Save An Old Drill From Landfill, With Some Lithium-Ion Magic | Hackaday
2 Speed Cordless Impact Drill 21V Electric Screwdriver Home Mini 1500 Mah 18650 Lithium Battery Wireless Rechargeable Hand Drill