Cordless concrete tools

Best cordless SDS-plus rotary hammer kits: DEWALT vs. Milwaukee vs. Makita

A cordless rotary hammer is a meaningful step up from a hammer drill for repeated concrete anchor holes and light chipping, but the right kit depends on the actual hole range, battery count, vibration and bind-up controls, dust-extraction plan, and whether you need an SDS-plus-only tool or an interchangeable chuck. This research-based guide compares three exact U.S. kits using current manufacturer pages, manuals, warranty terms, and OSHA silica guidance; it does not claim hands-on testing.

Research-based guide · Updated October 19, 2026

Recommendations are based on current manufacturer specifications and documented features. We have not personally tested these products. Prices and availability can change.

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Products compared

Best lighter kit for anchors and overhead work

DEWALT 20V MAX XR 1-inch SDS-plus Rotary Hammer Kit DCH273P2

Key specifications: DCH273 L-shape brushless rotary hammer; two 20V MAX 5.0Ah batteries; charger; side handle; depth rod; and kit box. DEWALT lists 2.1 joules of impact energy, 0–1,100 RPM, 4,600 BPM, a one-inch maximum solid-bit capacity, a 3/16-to-1/2-inch optimal concrete-drilling range, a 6.8-pound listed working weight, three operating modes, SHOCKS Active Vibration Control, and a factory-set clutch. The DWH303DH onboard extractor is separate; DEWALT identifies that exact pairing as an OSHA Table 1-compliant solution.

Best for: Electricians, mechanical installers, maintenance crews, and serious DIY users making frequent small- and medium-diameter anchor holes—especially overhead—or buyers already using DEWALT 20V MAX batteries who value two packs and a comparatively light L-shape tool.

Tradeoff: Its optimal range is narrower and its impact mechanism is lighter-duty than Makita's larger 1-1/8-inch XGT option. The base DCH273P2 kit does not include the DWH303DH extractor, so concrete work still needs a separately planned, task-appropriate silica-control setup rather than a bare-tool purchase alone.

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Best two-battery M18 kit and bind-up control

Milwaukee M18 FUEL 1-inch SDS-plus Rotary Hammer Kit 2912-22

Key specifications: 2912-20 brushless rotary hammer; two M18 REDLITHIUM HIGH OUTPUT XC6.0 battery packs 48-11-1865; and M18/M12 Rapid Charger 48-59-1808. Milwaukee lists 2 foot-pounds of impact energy, 1,330 RPM, 4,800 BPM, three modes, AVS Anti-Vibration System, and AUTOSTOP electronic bind-up control. The current official four-item in-box list does not identify a case or dust extractor. Milwaukee displays a five-year tool warranty; the exact XC6.0 batteries are listed for three years.

Best for: Contractors and remodelers already using M18 who want two high-output packs, a rapid charger, strong published drilling speed, and an electronic over-rotation control for frequent anchor and light-chipping work.

Tradeoff: Milwaukee's class-leading and per-charge statements are manufacturer test claims tied to specified bits, hole depth, concrete, and XC6.0 battery conditions; they are not universal jobsite results. The dedicated 2912-DE HAMMERVAC is a separate purchase, and its supported bit length, diameter, depth, filters, and maintenance requirements must match the actual task.

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Best heavier-duty versatility and interchangeable chuck

Makita 40V max XGT 1-1/8-inch SDS-plus Rotary Hammer Kit GRH02M1

Key specifications: GRH02Z brushless rotary hammer; BL4040 4.0Ah XGT battery; DC40RA Rapid Optimum Charger; quick-change 1/2-inch keyless chuck; side handle; grease; cloth; and tool bag. Makita lists a 1-1/8-inch solid-bit maximum, 2-9/16-inch core-bit maximum, 3/16-to-3/4-inch optimal range, 0–980 RPM, 0–5,000 BPM, 10.1-pound weight with battery, AFT electronic shutoff, AVT vibration control, and optional AWS extractor triggering after adding the transmitter. The current page conflicts on impact energy—its overview says 2.8 foot-pounds while the specification table says 2.3 foot-pounds and 3.2 joules—so this guide does not rank the tools by that number.

Best for: Concrete, electrical, plumbing, and maintenance users who need a larger SDS-plus working range, want one tool to accept both SDS-plus and straight-shank bits through the included interchangeable chuck, or already use Makita XGT and compatible AWS extraction equipment.

Tradeoff: It includes one battery rather than two and is materially heavier than the DEWALT. The onboard HEPA extractor and AWS transmitter are sold separately, and the keyless chuck is for appropriate straight-shank drilling—not for turning ordinary bits into SDS-plus accessories or for hammering with an unapproved chuck setup.

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Our practical picks

Choose the DEWALT DCH273P2 for a lighter two-battery kit aimed at frequent anchor holes and overhead work. Choose the Milwaukee 2912-22 when M18 platform fit, two XC6.0 packs, a rapid charger, and AUTOSTOP bind-up control matter most. Choose the Makita GRH02M1 when the larger 1-1/8-inch capacity, wider published optimal range, and included interchangeable keyless chuck justify one battery and more carried weight. These are specification- and workflow-based selections—not popularity, sales-rank, price, or hands-on-testing claims.

A hammer drill and a rotary hammer are not interchangeable

A hammer drill adds a rapid axial action to a conventional chuck and can suit occasional small masonry holes. An SDS-plus rotary hammer uses a dedicated impact mechanism and a bit that slides in the chuck, making it better suited to repeated concrete drilling and light chipping. That does not make it a demolition hammer or SDS-max substitute. Buy for the hole diameter, depth, material, and duty cycle you actually face.

Match the exact kit suffix

DCH273P2, 2912-22, and GRH02M1 are complete kit numbers, not just tool families. Similar listings may be bare tools, older generations, dust-extractor bundles, or kits with different battery counts. Confirm the entire suffix, tool model, quantity and amp-hours of batteries, charger model, handle, depth stop, chuck, case or bag, and dust equipment before checkout.

Price the complete concrete-drilling system

The working purchase may include approved SDS-plus bits, stop bits or hollow bits, a compatible shroud or onboard extractor, filters, dust boxes or bags, a HEPA vacuum, spare battery capacity, hearing and eye protection, and a scanner for concealed utilities. A low bare-tool price can become the highest complete-system cost when dust control and batteries are added.

Use the optimal range, not only the maximum capacity

A one-inch or 1-1/8-inch label describes a maximum solid-bit capacity, not the diameter the tool handles most efficiently all day. DEWALT publishes a 3/16-to-1/2-inch optimal range for DCH273; Makita publishes 3/16 to 3/4 inch for GRH02. Milwaukee provides application and runtime examples but not the same directly comparable optimal-range field on the current 2912-22 page. Compare the holes you drill most often instead of ranking headline capacities alone.

Silica control is part of the tool choice

Drilling concrete, masonry, mortar, and other silica-containing material can create respirable crystalline silica. OSHA's handheld-drill guidance describes a commercially available shroud or cowling connected to a dust collector with manufacturer-recommended airflow, a filter rated at least 99-percent efficient, and a filter-cleaning mechanism. Loose dust in holes should be removed with a HEPA-filtered vacuum—not blown into the air with compressed air.

Table 1 claims apply to a complete, maintained configuration

DEWALT identifies DCH273 plus DWH303DH, Milwaukee offers the compatible 2912-DE HAMMERVAC, and Makita lists compatible onboard HEPA or stand-alone AWS extraction options. A logo on one component is not blanket compliance. Use the exact compatible bit, shroud, extractor, filter, dust box, and operating procedure documented by the manufacturer, maintain airflow and filters, and follow the employer's written exposure-control plan and any required respiratory protection.

Bind-up controls reduce risk; they do not remove it

DEWALT uses a factory-set clutch, Milwaukee adds AUTOSTOP electronic over-rotation control, and Makita uses AFT electronic shutoff plus a torque-limiting clutch. These systems react differently and cannot guarantee that a bit will never catch. Use the side handle, brace your stance, keep both hands on the designated grips, start at controlled speed, and stop if the tool or bit behaves abnormally.

Vibration matters across a full shift

All three manufacturers describe active or anti-vibration systems, but the published measurements are not always produced under identical test conditions. Treat them as model-specific documentation, not a perfect brand ranking. Sharp correct bits, reasonable feed pressure, planned breaks, warm hands, and a tool sized to the hole can matter as much as a small specification difference.

Overhead work changes the best choice

For rod hanging and ceiling anchors, total working weight includes the battery, bit, depth stop, extractor, and collected dust—not just the bare tool. The DEWALT's published 6.8-pound working figure is meaningfully below Makita's 10.1-pound figure with battery, but battery runtime and extraction may alter the practical comparison. Use a stable access platform; never trade a safe stance for reach.

Plan the dust extractor around the real bit

Onboard extractors have limits for bit diameter, usable length, and drilling depth. Long bits, stop bits, hollow bits, core bits, and chipping accessories may need a different manufacturer-approved solution. The Milwaukee HAMMERVAC manual, for example, gives model-specific bit-length guidance. Confirm the extractor head, nozzle, travel, dust-box capacity, and replacement-filter availability before buying the attachment.

The Makita chuck adds versatility, not unlimited compatibility

GRH02M1 includes an SDS-plus chuck and a quick-change 1/2-inch keyless chuck. That can consolidate concrete and conventional drilling in one kit, but each chuck and bit must be used only in the modes and materials approved by the manual. Do not hammer with a straight-shank bit or keyless chuck configuration unless the exact manual explicitly permits it.

Core drilling and chipping need separate judgment

Makita publishes a 2-9/16-inch core-bit capacity, while the other pages focus on solid-bit and anchor-hole work. Capacity does not establish suitability for every core material, depth, angle, or continuous-duty application. Chiseling also changes heat, vibration, dust, accessory retention, and body position. For large openings, heavy demolition, rebar encounters, or production coring, a larger SDS-max tool or specialist contractor may be the safer and faster answer.

Battery-platform value is specific to your crew

DEWALT includes two 5.0Ah 20V MAX packs, Milwaukee includes two HIGH OUTPUT XC6.0 M18 packs, and Makita includes one 4.0Ah XGT pack. Count compatible tools you already use, realistic charging access, the cost of a spare, pack weight overhead, and whether one battery failure stops the job. Platform catalog size is less important than the tools and chargers you will actually share.

Inspect the drilling path before the bit touches the wall

Review plans and use appropriate detection methods for electrical conductors, plumbing, gas lines, post-tension cables, embedded anchors, and rebar. Shut off or isolate services when required, mark exclusion areas, and do not assume an electronic scanner finds every hazard. Stop if the material, resistance, void, or debris does not match the expected construction.

Set up the accessory correctly

Remove the battery before installing or changing a bit, chuck, side handle, depth rod, dust extractor, or filter. Clean and grease the SDS-plus shank only as the manual directs, seat the bit fully, select the correct mode, set depth, and make a test hole when using an extractor. Wear eye and hearing protection, keep the work area controlled, and let the mechanism do the work rather than forcing the tool.

Warranty records matter on high-use tools

DEWALT lists a three-year limited warranty and states a two-year free-service plan for cordless SDS hammer drills. Milwaukee displays five years for the 2912 tool, while its warranty table lists the included 48-11-1865 batteries for three years. Makita's current lithium-ion warranty covers the tool, battery, and charger for three years. Terms, exclusions, and proof requirements differ; buy from an authorized seller and retain the dated listing, receipt, model, serial number, and kit contents.

Bottom line

DEWALT is the practical choice for lighter anchor work and overhead use, Milwaukee is the strongest all-around M18 package with two high-output batteries and electronic bind-up control, and Makita is the heavier-duty, more versatile XGT option with an interchangeable chuck. Choose by your normal hole size, battery fleet, dust-control configuration, body position, and total system cost—not the largest capacity number on the box.

Safety and research sources

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