Drilling and installation
Nemo Hammer Drill - 50M
Drill into cement, brick, and stone - underwater or on land. Submersible up to 50m (164ft) Impacts per minute (on high speed): 0-21000 IPM Two 18V 6Ah lithium-ion batteries Product Manuals
- Task
- Drilling and installation
- Working depth
- 50 m
- Battery and kit
- Includes durable case, battery charger, pressure valve, and pump to pressurize your drill.
- Model
- HD-18V-6Li-50

Product information
Decide, prepare and support the complete setup
Overview
Drill into cement, brick, and stone - underwater or on land. Submersible up to 50m (164ft) Impacts per minute (on high speed): 0-21000 IPM Two 18V 6Ah lithium-ion batteries Product Manuals All the power, no matter the conditions. Drill cement, brick, block, and stone on land or underwater with ease. Cordless and lightweight, make repairs with your Nemo Hammer Drill in salt water, fresh water, or swimming pools. Operating to a depth of 50m (164ft), Nemo’s salt water resistant paint can take the pressure of real-world job sites. Includes durable case, battery charger, pressure valve, and pump to pressurize your drill. Note: Tool leash not included; available for purchase separately. Socket included in a package: Socket Type A Mainly used in the USA, Canada, Mexico & Japan Socket Type C Mainly used in the United
Specifications
| Working depth | 50 m |
|---|---|
| SKU | HD-18V-6Li-50 |
| No Load Speed (2 speeds) | 0-1500 RPM |
| Maximum Torque | 30 N/m (266 in. lbs) |
| Chuck size | 13 mm (1/2 in) |
| Net Weight | 3.1kg (6.8 lbs) |
| Submersible up to | 50m (164 ft) |
Included in the box
- Includes durable case, battery charger, pressure valve, and pump to pressurize your drill.
- Note: Tool leash not included; available for purchase separately.
- Socket included in a package: Socket Type A Mainly used in the USA, Canada, Mexico & Japan Socket Type C Mainly used in the United Kingdom, Ireland, Malta, Malaysia &
Compatibility
Product categories: Shop Underwater Power Tools, Underwater Power Tools. Confirm attachments, batteries and chargers against the exact model and generation before use.
Documentation and support
Shipping and warranty
Shipping and warranty details are not stated in the stored product description. Confirm current terms before ordering.
Full product description
All the power, no matter the conditions. Drill cement, brick, block, and stone on land or underwater with ease. Cordless and lightweight, make repairs with your Nemo Hammer Drill in salt water, fresh water, or swimming pools. Operating to a depth of 50m (164ft), Nemo’s salt water resistant paint can take the pressure of real-world job sites. Includes durable case, battery charger, pressure valve, and pump to pressurize your drill.
Note: Tool leash not included; available for purchase separately.





Socket included in a package:
Socket Type A
Mainly used in the USA, Canada, Mexico & Japan
Socket Type C
Mainly used in the United Kingdom, Ireland, Malta, Malaysia & Singapore
Socket Type I
Mainly used in Australia, New Zealand, China & Argentina
Reviews (6)
The hammer action is strong enough for dense concrete and stone. Battery life is solid, and the drill remains well balanced underwater. This is a serious professional tool, not a novelty.
Saltwater, fresh water, pools—this drill handles it all. The salt-water-resistant coating really holds up on real job sites. The included case and pressurizing pump make transport and setup easy.
This tool has saved us countless hours. No cords, no generators, no compromises. Drilling block and concrete underwater is smooth and controlled. The build quality is outstanding.
I’ve taken this drill past 40 meters without a single issue. The pressurization system works perfectly, and the power output is impressive. It performs like a surface hammer drill, even underwater.
We use this drill for underwater repairs on docks and seawalls. It handles concrete and stone effortlessly, both above and below water. Lightweight, cordless, and extremely reliable—exactly what professionals need.
The Nemo Hammer Drill – 50M is in a league of its own. Drilling into concrete underwater at depth is no longer a problem. The hammer function is powerful, and the drill feels incredibly stable even in tough conditions.