Drill concrete, brick and stone for wall plugs and anchors using a hammer drill.

Cordless rotary hammer CXT® Makita HR166DSMJ
Also known as: cordless SDS drill, cordless rotary hammer
Key features
- No load speed (rpm)0 - 680
- Blows per minute (bpm)0 - 4800
- Impact power1,1 J
- Max hole diameter in wood (mm)13
- Max hole diameter in concrete (mm)16
- Max hole diameter in steel (mm)10
What it is
Cordless rotary hammer CXT® Makita HR166DSMJ. Key specifications: no load speed (rpm) 0 - 680, blows per minute (bpm) 0 - 4800, impact power 1,1 J.
A rotary hammer drills concrete, masonry and stone by combining rotation and percussion, with an SDS-Plus, SDS-Max or compressed-air connection.
What it is for
Used for drilling reinforced concrete, in hammer or rotary hammer mode and for drilling solid and hollow masonry, clay brick and blocks.
How to use it
Use a detector to make sure there are no cables or pipes at the drilling point. Insert the clean, greased bit until it clicks, set the depth stop and select the operating mode. Drill with the tool held square to the surface using both hands, withdrawing the bit from time to time to clear the dust, and wear safety glasses, a dust mask and hearing protection.
Where it is used
- Building services
- Renovation
Technical data
- No load speed (rpm): 0 - 680
- Blows per minute (bpm): 0 - 4800
- Impact power: 1,1 J
- Max hole diameter in wood (mm): 13
- Max hole diameter in concrete (mm): 16
- Max hole diameter in steel (mm): 10
- Sound power LwA: 98 dB(A)
- Sound pressure LpA (dB(A)): 87
- Sound pressure uncertainty K (dB(A)): 3
- Weight with battery (kg): 1,8 - 2,4
- Devices supplied: 197406-2 (2x) CXT battery; 197363-4 CXT charger
Who it is for
Designed for electricians and plumbers.
Related products
- Cordless rotary hammer CXT® Makita HR166DZJ
- Cordless rotary hammer CXT® Makita HR140DZJ
- Cordless rotary hammer SDS-Plus 26 mm with Fixtec chuck M18 Fuel ONE-KEY (M18 ONEFHX) Milwaukee — from the category SDS Plus Rotary Hammers and Bits
- SDS Max XLR drill bit with 4 cutting edges 26 x 540 x 400 mm DT60828-QZ DeWalt — from the category SDS Max Drill Bits
- Drop-in Anchor DM M8 x 30, DeWalt DFM2110100 — from the category Heavy-Duty Anchors
- Browse the whole category: Rotary Hammers
Before you order
In your request, please state the diameter, the power rating and the quantities required, so we can give you the right quotation first time.
For prices and availability, request a quote from AMES Srl: we will reply with our quotation, delivery times and, where needed, an equivalent technical alternative.
Specifications 12
| No-load speed (rpm) | 0 - 680 |
|---|---|
| Blows per minute (bpm) | 0 - 4800 |
| Impact power | 1,1 J |
| Max hole diameter in wood (mm) | 13 |
| Max hole diameter in concrete (mm) | 16 |
| Max hole diameter in steel (mm) | 10 |
| Sound power LwA | 98 dB(A) |
| Sound pressure LpA (dB(A)) | 87 |
| Sound pressure uncertainty K (dB(A)) | 3 |
| Weight with battery (kg) | 1,8 - 2,4 |
| Accessories supplied | 839245-1 pre-formed inlay; 821550-0 MAKPAC type 2 case; 415486-9 depth rod; 456128-6 CXT battery protector |
| Devices supplied | 197406-2 (2x) CXT battery; 197363-4 CXT charger |
Compare with similar models
Technical data declared by the manufacturers. An empty cell means the figure is not declared.
| Feature |
This model
Cordless rotary hammer CXT® Makita HR166DSMJ
|
Cordless rotary hammer M18 FH Milwaukee
|
Cordless rotary hammer M12 FHAC16 Milwaukee
|
Cordless rotary hammer CXT® Makita HR140DSMJ
|
|---|---|---|---|---|
| Brand | Makita | Milwaukee | Milwaukee | Makita |
| No-load speed | 0 - 680 rpm | 0 - 1330 | 0 - 1200 | 0 - 850 rpm |
| Blows per minute | 0 - 4800 bpm | — | — | 0 – 4900 bpm |
| Impact power | 1,1 J | — | — | 1,0 J |
| Max hole diameter in concrete | 16 mm | — | — | 14 mm |
| Sound power LwA | 98 dB(A) | 103,6 | 99 | 95 dB(A) |
| Sound pressure LpA (dB(A)) | 87 dB(A | 95,6 | 91 | 87 dB(A |
| Sound pressure uncertainty K (dB(A)) | 3 dB(A | 3 | 3 | 3 dB(A |
| Weight with battery | 1,8 - 2,4 kg | — | — | 1,9 - 2,6 kg |
| View product → | View product → | View product → |
The perfect setup for this job
Everything you need in one place, from functionality to safety.
For the job
Break, chase and scrape concrete, masonry and tiles when fitted to the demolition hammer.
Power and recharge cordless tools of the same system to keep working without stopping.
For safety
Protect eyes and face from fragments, dust, splashes and impacts.
Protect the airways by filtering out dust, fumes, gases and vapours.









