Stanley Hydraulic

Stanley Hydraulic Tools is a global titan in the design and manufacture of heavy-duty hydraulic equipment for the commercial diving industry. While the Stanley brand’s overarching heritage dates back to 1843 in New Britain, Connecticut, its specialized hydraulic division has spent decades dominating the subsea construction market. Today, it is recognized as the world’s largest handheld hydraulic tool manufacturer, providing the reliable brute force required by underwater construction crews, salvage divers, and offshore maintenance teams worldwide.

As a specialist in subsea power delivery, Stanley is most famous for its heavy-duty underwater impact wrenches, particularly the legendary IW12, IW16, and IW24 series. These tools are engineered with a unique swing-hammer mechanism that delivers immense, adjustable torque without transferring the violent rotational force back into the diver’s hands or arms. Powered by Stanley’s proprietary “Hyrevz” gear-type motors, these impact wrenches offer a power-to-weight ratio that is completely unmatched by traditional pneumatic alternatives.

In addition to impact wrenches, the Stanley underwater catalog features an arsenal of robust equipment, including the GR29 Right Angle Grinder, DL07 Drill, CO23 Cut-Off Saw, and heavy-duty breakers like the BR67. A major advantage of these tools is their fully closed-loop hydraulic system; unlike pneumatic tools, they do not exhaust air bubbles into the water, ensuring the diver’s visibility remains completely unobstructed during intricate tasks. Featuring oversized feathering triggers designed for thick neoprene gloves and insulated coatings to reduce diver fatigue, Stanley tools are purpose-built to maximize efficiency in the most unforgiving marine environments.