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Cordless angle grinder buying guide

Updated: October 2026

You are on amazon.co.uk with a bracket to shorten, and the prices do not describe one tool. A mini around £23, a kit near £57 and a bare DeWalt body at £107.50 cannot do the same job. This cordless angle grinder buying guide puts the class of tool ahead of the star rating, because a 76 mm body, a kit and an 18 V bare tool are not substitutes. The twelve-row ranking stays on the [cordless angle grinder comparison](/hub/sanders/cordless-angle-grinder). Diameter is on the [115 mm or 125 mm page](/hub/sanders/cordless-angle-grinder/sub/cordless-angle-grinder-115-vs-125). The named pick is on the [best cordless angle grinder page](/hub/sanders/cordless-angle-grinder/sub/cordless-angle-grinder-best).

You are on amazon.co.uk with a bracket to shorten, and the prices do not describe one tool. A mini around £23, a kit near £57 and a bare DeWalt body at £107.50 cannot do the same job.

Our top picks

DeWalt DeWalt DCG407N-XJ 125 mm bare

Best overall

DeWalt DeWalt DCG407N-XJ 125 mm bare
9.4/10about £107.50
View offer
TEENO TEENO 76 mm mini kit

Rank 2

TEENO TEENO 76 mm mini kit
8.8/10about £39.99
View offer
DCA DCA ADSM06-125 125 mm kit

Best value

DCA DCA ADSM06-125 125 mm kit
8.6/10about £56.98
View offer
On this page
  1. 1.Three tools, not one
  2. 2.Battery in the box or a platform you own
  3. 3.Guard, clutch and a runtime you can believe
  4. 4.What this guide will not rank

Three tools, not one

Start with what is in the box. A kit already contains a battery. A bare 18 V body is a different purchase. A 75 mm or 76 mm mini is a third class. Hilti's UK buying guide treats 115 mm and 125 mm as the handheld sizes that matter. A mini can nick a fitting in a corner, though it is the wrong body once the steel has any real section. If you already own packs, the next question is whether this body runs on them. If you own none, the kit price is the price of the first cut.

Battery in the box or a platform you own

Two open platforms show up clearly here. A DeWalt 18 V XR body is a sensible bare buy when XR packs and a charger are already on the shelf. A Ryobi ONE+ body is the same decision if your other tools are ONE+. A closed 20 V kit brings its own pack and does not assume you will share batteries with an older drill. The pack may not fit the next tool you add. Voltage on the carton is not a shared battery standard. Once the platform is settled, read whether a clutch is named. Some bodies list one, and others leave it out.
DeWalt DeWalt DCG407N-XJ 125 mm bare

Testsieger

DeWalt DeWalt DCG407N-XJ 125 mm bare
9.4/10about £107.50
View offer

Guard, clutch and a runtime you can believe

The bullets worth trusting name a guard, a clutch and a disc size you can buy in the UK. HSG17, the Health and Safety Executive's abrasive-wheels guidance, is written for work, and the practical point still applies at home: the guard stays on. If a listing is vague about whether the guard locks, leave that basket. How you fit the disc belongs on the how to use a cordless angle grinder page. Two numbers here are bad data, not specifications. Ryobi's 4 Horsepower line, and SoarFly's milliamp-hour field written as wattage, do not tell you how the tool will cut. When a manual promises a long run and reviews describe a shorter one, believe the reviews for the first job, and keep a second pack if you cannot wait to recharge.

What this guide will not rank

This page stops at the class of tool. It does not order the twelve listings. Prices are amazon.co.uk shelf prices in GBP, and they move. This page is from the Products Compared editorial team, updated on 15 October 2026, from those listings and public UK sources, with no lab test. A qualifying purchase through our links can earn a commission at no extra cost to you.

Common questions

Should I buy a kit or a bare tool?
Buy the kit if you own no matching packs and you want to cut when the parcel arrives. The DCA at £56.98 includes one 4.0 Ah pack. Buy the bare body if you already run DeWalt 18 V XR or Ryobi ONE+. The DeWalt at £107.50 and the Ryobi at £66.65 are tool only, so add a pack and a charger before you treat those prices as the cost of a cut.
Is a 76 mm grinder enough for steel?
It is enough for light DIY of the kind the TEENO listing at £39.99 describes, such as a small fitting in a corner. It is the wrong class for continuous work on thicker steel. A 75 mm or 76 mm mini has its own disc bore. It is not a cheaper 125 mm grinder.
Does brushless matter if the listing might be wrong?
Brushless is worth reading when the bullets and the motor description say the same thing. It is not worth a premium when they disagree. DEWINNER's brushless claim is disputed in this set, so treat the word as unconfirmed until the page is consistent. A brushed motor that is honestly described will still cut a short job.
What battery size is worth having?
A 4.0 Ah pack is the size included with the DCA kit, and it is a reasonable start for short cuts. It is still one pack. A hard cut can finish the charge before you finish the steel, which is why a second pack matters more than a long runtime claim on a manual. If you already own larger XR or ONE+ packs, use those rather than a closed kit you cannot share.
Will a cheap body run on the DeWalt packs I own?
Only if the fit is real. Rivlox at £28.49 claims a DeWalt fit, and that claim is disputed, so do not assume a click-fit because the title says so. NANWEI's wording on Makita packs contradicts itself, which is the same lesson under another brand. Voltage alone does not mean the slides and the contacts agree. If the pack will not seat, return the body.
What should I check on the guard before I pay?
Check that the listing shows a guard, that it is described as locking, and that the photos do not show a bare wheel as the normal setup. HSG17 keeps the guard on for abrasive wheels. A clutch, where the bullets name one, is a separate line and not a substitute for the guard. If either point is missing, choose another listing.

Related pages

Sanders

Cordless angle grinder

115mm or 125mm angle grinder: which disc and guard

Best cordless angle grinder UK for XR packs or a kit

Cutting metal with a cordless angle grinder safely

How to use a cordless angle grinder: disc and guard

Sources

Public UK sources named for workplace guards, abrasive wheels, vibration, and the grinder standard. amazon.co.uk prices, stars, and review counts are the figures stored for these twelve listings. Prices move.

  1. HSE, PUWER overview (retrieved October 2026)
  2. HSE, HSG17, Safety in the use of abrasive wheels (retrieved October 2026)
  3. HSE, INDG175, hand-arm vibration (retrieved October 2026)
  4. Control of Vibration at Work Regulations 2005, regulation 4 (retrieved October 2026)
  5. IEC 62841-2-3:2020, particular requirements for hand-held grinders (retrieved October 2026)
  6. OSA, EN 12413 marking note for bonded abrasives (retrieved October 2026)
  7. Electrical Safety First, angle grinders (retrieved October 2026)