M12 FUEL™ 5-3/8" Circular Saw

The Milwaukee M12 FUEL 5-3/8" Circular Saw (model 2521-20) is a compact, one-handed cordless circular saw built for pros ripping and cross-cutting sheet goods and dimensional lumber in tight spaces. This is a bare tool — the M12 battery and charger are sold separately. It runs a POWERSTATE brushless motor at up to 3,850 RPM and weighs 4.54 lb without a battery, making it easy to control overhead and in confined work.

What it does well

• POWERSTATE brushless motor spins a 5-3/8" blade at up to 3,850 RPM for ripping and cross-cutting sheet goods and lumber.
• Paired with an M12 REDLITHIUM HIGH OUTPUT XC5.0 battery, it delivers up to 190 cuts in 2x4 per charge.
• REDLINK PLUS Intelligence manages overload protection through communication between tool, battery, and charger.
• Blade brake stops the blade quickly on trigger release; an LED light and cut-line blower keep the line visible.

Is this the right saw for you?

Choose this saw if you already run the M12 system and need a genuinely portable circular saw for trim, remodel, and one-off cuts where a full-size saw is overkill. Because it ships as a bare tool, it makes most sense if you own M12 batteries and a charger already. If you need higher cut capacity for framing or repeated deep cuts, step up to an M18 saw instead.

What's in the box

• M12 FUEL 5-3/8" Circular Saw (2521-20)
• M12 battery and charger sold separately

Specifications

Downloads

• Warranty Document (PDF)