INGCO 12" Heavy-Duty Stillson Pipe Wrench (Clé à Tube / Clé Stillson) – Ductile Cast Iron Body, Drop-Forged Cr-Mo Steel Jaws, 42mm Max Clamping Capacity, and Machined Adjustment Nut (HPW0812)

Loosening corroded iron pipes, tightening heavy plumbing fittings, or servicing round metal stock without specialized pipe tools leads to slippage, damaged threads, and rounded fittings. Standard adjustable wrenches lack the directional tooth geometry and lever length required to bite into smooth, cylindrical surfaces under extreme torque. The INGCO HPW0812 12" Heavy-Duty Stillson Pipe Wrench (Clé à Tube) is a high-torque plumbing and mechanical tool engineered for non-slip gripping, high clamping force, and smooth pipe assembly. Built with a heavy-duty ductile cast iron handle body, this 300mm pipe wrench resists bending and frame fracture under intense manual leverage.

The gripping power and mechanical reliability of this pipe wrench center on its drop-forged Chrome Molybdenum (Cr-Mo) steel mobile hook jaw and precision-machined knurled adjustment nut. Featuring self-cleaning threads and hardened floating hook jaws, the wrench delivers a powerful 42mm maximum clamping capacity that locks onto pipes and fittings instantly as forward force is applied. Complete with a black anti-corrosion finish, a solid steel body rivet, and an ergonomic handle profile, the HPW0812 equips plumbers, pipefitters, HVAC technicians, maintenance mechanics, and DIYers with a heavy-duty Stillson pipe wrench.

Key Features

• 12" (300mm) Heavy-Duty Size – Optimal lever length for high-torque application on medium-diameter plumbing lines and structural steel pipes.

• Drop-Forged Cr-Mo Steel Mobile Jaw – Premium Chrome Molybdenum steel hook jaw delivers high hardness and tooth durability without chipping under heavy load.

• Ductile Cast Iron Body – High-tensile iron frame absorbs heavy leverage forces without body flex or structural cracking.

• 42mm Maximum Clamping Capacity – Generous jaw opening accommodates standard galvanized, iron, copper, and black steel pipes up to 42mm in outer diameter.

• Self-Cleaning Knurled Adjustment Nut – Smooth-running steel adjustment nut allows quick one-handed jaw size customization while clearing away dirt and debris.

• Directional Serrated Teeth – Precision-milled, opposing tooth pattern bites firmly into smooth pipe surfaces for a slip-resistant mechanical grip.

Technical Specifications

• Brand: INGCO

• Model: HPW0812

• Product Type: Stillson Pipe Wrench / Clé à Tube

• Wrench Overall Length: 12 Inches (300 mm)

• Maximum Clamping Diameter: 42 mm

• Mobile Hook Jaw Material: Drop-Forged Chrome Molybdenum (Cr-Mo) Steel

• Body Frame Material: High-Strength Ductile Cast Iron

• Surface Treatment: Black Phosphate Anti-Rust Finish & Polished Jaw Faces

• Rivet Construction: Solid Heavy-Duty Steel Rivet

• Packaging Presentation: Packed by Paper Card / Color Sleeve

• Primary Target Applications: Commercial plumbing installation, iron pipe dismantling, HVAC gas line servicing, water pump repair, and heavy mechanical maintenance

Ideal For

Plumbers, pipefitters, HVAC technicians, utility workers, industrial maintenance mechanics, and home DIYers seeking a durable 12" Cr-Mo steel pipe wrench for 42mm capacity pipe work.

Package Includes

1 x INGCO HPW0812 12" Heavy-Duty Pipe Wrench Unit