Milwaukee M18 Cordless Lithium-Ion 4-1/2" Cut-Off / Grinder

The Milwaukee cordless cut-off grinder is built for industrial applications where portability, power and durability matter. With a high-performance 4-pole motor, paddle-style switch and L-shape debris-intake baffles, this tool gives up to 35 % faster cutting speed and up to 50 % more cuts per charge compared to previous models. It accepts standard 4-1/2″ (115 mm) wheels, uses the M18™ battery system (battery and charger sold separately) and includes features like a 3-position side handle and tool-free, burst-resistant guard adjustment for job-site efficiency.

• High-Power 4-Pole Motor



Delivers maximum cutting and grinding power for demanding applications.



• Paddle Switch Design



Ergonomic and safer control in various tool positions, especially overhead or tight spots.



• Debris Baffle & L-Shape Intake Vents



Prevents dust and metal particulates from entering critical components for longer tool life.



• Tool-Free, Burst-Resistant Guard Adjustment



Quick guard repositioning without tools, enhancing workflow and safety.



• 3-Position Side Handle



Provides flexibility and control for different working angles and positions.



• Part of the M18 Battery Ecosystem



Works with the full line of M18 batteries for compatibility and versatility (battery sold separately).