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Stanley SK58 Underwater Sinker Drill

The Stanley SK58 underwater sinker drill has the capacity to drill holes 75mm (3″) in diameter holes to a depth of 6m (20ft).

The Stanley SK58 underwater sinker drill is used by commercial divers for underwater heavy-duty demolition, construction and blast hole drilling. Suitable for heavy duty underwater drilling of rock, concrete and masonry. Rotation is independent of impact and is adjustable between 0 and 300 rpm. The Stanley hydraulic SK58 underwater sinker drill can drill up to a 3 in. (75 mm) diameter hole up to 20 ft. (6 m) deep.

The hex shank takes an adaptor to enable the use of standard R25 rope thread rod extensions and R25 drill bits. The tool has an air flush facility to remove debris away from the drill bit to improve efficiency and prevent the drill bit from jamming. The tool features adjustable rotation from a direct drive motor that gives reliable service.

Weight 31.7 kg
Power Type



75mm 3" Diameter


1-1/4" Hex x 4-1/4"

Hydraulic Flow lpm


Optimum Flow






Port Size


  • Uses air flushing to clear holes of debris
  • Easy start feathering trigger
  • Direct drive rotation motor​

Need to know more about our Stanley SK58 Underwater Sinker Drill?

Give us a call on +44 121 506 6095 or drop us an email to enquiries@echopkins.com
Alternatively you can request a callback below, fill out the form and we'll be in touch as soon as possible.