Stanley Hydraulics Underwater Hydraulic Impact Wrench - IW1234001
The Stanley IW1234001 is a medium duty 3/4” square drive impact wrench designed for underwater bolting and drilling applications. Powered by a stanley integral Hyrevz motor, the IW12 has a durable swing hammer impact mechanism with adjustable impact intensity from 250 to 1200 FT/LBS of torque. Designed to run from a wide range of hydraulic circuits, this wrench allows underwater bolting in the most extreme applications.
Specifications
Capacity: 3/4” / 19 MM Square Drive
Torque: 250-1200 FT/LBS / 340-1632 NM
Flow Range: 4-12 GPM / 15-45 LPM
Working Pressure: 1000-2000 PSI / 70-140 BAR
Full Relief Setting: 2250 PSI / 155 BAR
Weight: 14 LBS / 6.4 KG
Length: 11 1/4” / 28.6 CM
Width: 4” / 10.2 CM
Hydraulic Ports: -8 SAE O-Ring
Comes With Couplers: Yes
Comes With Whips: No
Manual
Download the IW12 Spec Sheet!
What Our Experts Think
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High Torque Output: Delivers up to 1200 ft-lbs of torque, making it ideal for heavy-duty underwater bolting and fastening.
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Built for Harsh Conditions: Features a sealed hydraulic motor and corrosion-resistant materials for durability in marine environments.
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Fast & Efficient: Operates at 1200-2500 BPM, ensuring rapid and precise impact action.
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Ergonomic & Easy to Handle: Designed with a D-handle grip for better control and reduced diver fatigue.
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Versatile Applications: Perfect for underwater construction, maintenance, and salvage operations.
Q&A
Q: What is the Stanley IW1234001 Underwater Hydraulic Impact Wrench?
A: The IW1234001 is a compact and durable hydraulic impact wrench designed for underwater bolting and fastening applications.
Q: What torque does this wrench provide?
A: It delivers up to 1,200 ft-lbs of torque for high-performance fastening in marine and subsea environments.
Q: What hydraulic flow rate does it require?
A: It operates at 5-12 GPM for optimal efficiency and power.
Q: What makes this impact wrench ideal for underwater use?
A: It features a corrosion-resistant body, a durable impact mechanism, and an ergonomic grip for diver-friendly operation.
Q: What industries use the IW1234001?
A: It is widely used in underwater construction, offshore maintenance, ship repair, and commercial diving projects.
Maintenance Tips
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Pre-Use Inspection – Check hoses, fittings, and seals for leaks or damage.
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Flush After Use – Rinse with fresh water to remove salt, silt, and debris.
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Hydraulic Fluid Check – Use recommended oil; monitor levels and contamination.
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Torque & Performance Verification – Ensure proper torque output for consistent operation.
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Seal & O-Ring Maintenance – Inspect and replace worn components to prevent leaks.
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Hose & Connection Care – Ensure secure and damage-free hydraulic connections.
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Storage – Keep in a dry, well-ventilated area away from extreme temperatures.
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Follow Manufacturer’s Service Schedule – Regular maintenance extends tool life.
