THE FIELD NOTES
Guides, compatibility notes, gear reviews and how-tos for the DIY garage. For M18, M12 and DeWalt 20V tool owners.
Charging a Lithium-Ion Power Tool Battery in Cold Weather: What You Need to Know
Don't charge lithium-ion batteries below 40°F. Here's why cold wrecks cells, what your charger's fault light means, and the jobsite fix.
How Long Will a Power Tool Battery Run an Inverter? (The Real Math)
Find out how long your M18 or DeWalt 20V battery runs a 150W inverter. Real formula, runtime table by Ah, and which inverter fits...
Circular Saw Blade Size Compatibility: Arbor, Diameter & Kerf Explained
Does that blade fit your M18 or DeWalt 20V saw? Match diameter, arbor size, and kerf fast — with a reference table.
Why Impact Driver Bits Break (and the $12 Fix Most People Skip)
Impact driver bits snap or strip for two fixable reasons. Learn the real cause, what "impact-rated" means, and the $12 fix pros try first.
Best Impact Driver Bits for Milwaukee M18 and DeWalt 20V Drivers
Impact-rated bits with a torsion zone last longer and strip fewer heads. Here's what to look for — and what fits your M18 or...