A worker in a hard hat and ear defenders cutting steel with a Makita angle grinder, sparks flying, on an unfinished steel-framed building

Makita DGA504 Review: The Sensible Cordless Grinder

No kickback sensor and no frills, but the DGA504 is light on published weight, sealed for dusty work and sits on Makita’s broad LXT battery platform.

This article is built from published manufacturer specifications, technical documentation and the reported experience of people who own the equipment. Nothing here has been tested by Tools Soko and nothing carries a score. See how we work.

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The Verdict

Buy this if you are already on LXT and want a grinder that will outlive the batteries. Buy the Bosch instead if you cut steel overhead or unsupported.

Pros and Cons

Strengths

  • Among the lightest 125 mm cordless grinders at 2.1 kg bare
  • Electric brake included at this price
  • Huge LXT battery ecosystem
  • Sealed switch and XPT dust and water resistance

Drawbacks

  • No kickback detection
  • Slide switch, which can be harder to work in thick gloves than a paddle
  • Guard adjustment needs a tool

The Full Review

Makita’s approach to the cordless grinder has been consistent for a decade: keep it light, keep it sealed, keep it cheap enough that losing one on site is annoying rather than catastrophic. The DGA504 is the current expression of that approach.

At 2.1 kg bare it is among the lightest 125 mm cordless grinders sold, and weight is what you notice on the twentieth cut rather than the first. Makita publishes no cuts-per-charge figure, so treat runtime claims in this class with caution.

What you do not get is the safety net. There is no kickback sensor. An electric brake is fitted, but Makita does not publish a stop time. For bench work that gap is academic; for overhead cutting on unsupported stock it is the reason to look at the Bosch instead.

Makita’s reputation in this class rests on sealing. The DGA504 uses a sealed switch and Makita’s XPT construction, which is the specification to look for if the tool will spend its life in concrete dust.

Specifications

SpecificationDetail
Disc diameter125 mm
No-load speed8,500 rpm
Spindle threadM14
BrakeElectric; stop time not published
Weight, bare2.1 kg
Battery platformMakita 18V LXT
Warranty3 years

Where to Buy

RetailerPriceAvailabilityLink
Amazon$149 $179In stockCheck price