Underwater Cutters & Grinders
EC Hopkins supplies a comprehensive range of professional‑grade underwater cutters, grinders and subsea saws designed for commercial diving, offshore maintenance, marine engineering, and ship repair applications. Our product portfolio includes hydraulic and pneumatic underwater tools from leading manufacturers such as Stanley, Spitznas, and our own EC Hopkins-engineered underwater grinders.
- Stanley 9″ Underwater Grinder – heavy‑duty hydraulic grinder suitable for aggressive material removal, weld dressing, marine growth removal and structural steelwork preparation.
- EC Hopkins 5″ Underwater Angle Grinder – compact, high‑speed grinder ideal for precision cutting and grinding in confined subsea spaces.
- EC Hopkins Underwater Straight Die Grinder – designed for detailed grinding, deburring and port cleaning in underwater engineering tasks.
- Stanley 10″ Underwater Hydraulic Cut-Off Saw
A robust subsea cutting solution capable of slicing through steel, rebar, pipework, structural sections and marine infrastructure. Optimised for high cutting speed and low vibration to improve diver safety and efficiency - Underwater Diamond Chainsaws – For specialist applications requiring deep, controlled or irregular cuts,
Accessories & Spare Parts: A full range of underwater cutting and grinding consumables is available from stock:
- grinding and cutting discs (5″–9″), finishing discs and flap wheels, wire and nylon brushes, barnacle bashers for marine growth removal
- diamond segments and chains, replacement hydraulic components and seals
EC Hopkins also provides comprehensive spare parts support for all underwater tools supplied, ensuring long‑term serviceability and reduced downtime for commercial diving operations.
Showing all 11 results
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Hopkins PG03 Underwater Peanut Grinder
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Hopkins GR05 Underwater Grinder 125mm (5″)
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Stanley GR29 Underwater Grinder 230mm (9″)
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1 2060 0010 Underwater Grinder 230mm (9″)
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Hycon HAG09UW Hydraulic Underwater Grinder
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Stanley CO23 Underwater Cut off Saw
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HYCON HCS14UW Hydraulic Cut Off Saw
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Hycon HCS16UW Underwater Cut Off Saw
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HYCON HRS400UW Underwater Ring Saw
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Spitznas 511280010 Hydraulic Circular Saw
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Tehma GS170 Underwater Hydraulic Cutter
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Underwater Grinders
Ideal for:
- Weld preparation
- Surface cleaning
- Corrosion removal
- Marine growth removal
- Cutting steel plate
- Finishing work
Compact models such as the Hopkins GR05 are designed for precision work, while larger models like the Stanley GR29 and the Hycon HAG09UW are suited to heavier-duty grinding and cleaning.
Underwater Cut-Off Saws
Best suited to:
- Structural steel
- Pipework
- Rebar
- Marine structures
- Offshore maintenance
- Demolition
Explain the advantages of larger cutting discs and hydraulic drive for demanding subsea applications.
Die Grinders
Suitable for:
- Weld inspection
- Deburring
- Precision grinding
- Cleaning confined areas
The Hopkins PG03 is a good example of a compact tool developed specifically for these tasks.
Underwater Ring Saws
Ideal where deeper cuts are required than conventional cut-off saws can achieve, the HRS400 is an excellent underwater ring saw.
