The Stanley 71-644 18 Inch (450mm) Stillson Pattern Pipe Wrench is a heavy-duty professional pipe wrench designed for secure gripping, tightening, loosening, and installation of pipes and fittings. Its lightweight cast aluminum handle provides a strong and durable construction while helping reduce overall tool weight for easier handling during demanding jobs.

Featuring a forged steel hook jaw with hardened serrated teeth, the wrench delivers excellent grip and durability on pipes and fittings. The quick adjustable jaw allows smooth and fast adjustment, while the self-tightening Stillson mechanism helps maintain a secure hold as torque is applied.

With a maximum pipe capacity of 80mm, the Stanley 71-644 is suitable for steel, galvanized, cast iron, and other metal pipes. Its heavy-duty, corrosion-resistant construction makes it ideal for plumbing, pipe fitting, HVAC, industrial maintenance, construction, fabrication, oil & gas, and mechanical repair applications.

Key Features

• Heavy-Duty 18 Inch / 450mm Design: Provides extended reach and increased leverage for demanding pipe-fitting applications.
• Lightweight Cast Aluminum Handle: Offers a strong, durable construction with reduced overall tool weight.
• Forged Hook Jaw: Provides superior strength and durability for professional pipe work.
• Hardened Serrated Jaws: Deliver maximum grip and secure engagement on pipes and fittings.
• Quick Adjustable Jaw: Enables smooth and fast adjustment for different pipe sizes.
• Self-Tightening Stillson Mechanism: Helps maintain a secure pipe grip during tightening and loosening.
• 80mm Maximum Pipe Capacity: Suitable for larger pipes and fittings.
• Heavy-Duty Construction: Designed for professional plumbing, industrial, construction, and mechanical applications.
• Corrosion-Resistant Design: Helps provide extended service life in demanding environments.
• Versatile Pipe Compatibility: Suitable for steel, galvanized, cast iron, and other metal pipes.

Technical Specifications

Applications

• Plumbing installation and maintenance
• Pipe fitting and pipe assembly
• HVAC installation and servicing
• Industrial maintenance
• Construction and building services
• Mechanical repair and maintenance
• Metal fabrication
• Utility and pipeline maintenance
• Oil & gas applications
• General pipe tightening and loosening