Llave ajustable para agua IRWIN GrooveLock 250 mm V-Maul ProTouch

Plumbers and maintenance technicians reach for the IRWIN GrooveLock 250mm pliers when they need a secure, non-slip grip on pipes, fittings, and fasteners in tight spaces. The all-purpose V-jaw bites into round, flat, square, and hex shapes, while the press-n-slide button lets you adjust the jaw opening quickly with one hand—no fiddling with grooves under load.

Key specifications

• Type: Water pump pliers
• Overall length: 250 mm (10 inches)
• Maximum jaw opening: 57 mm (2-1/4 inches)
• Adjustment positions: 15
• Adjustment mechanism: Press-n-Slide button
• Jaw type: All-purpose V-jaw
• Material: Chrome vanadium steel (Cr-V)
• Finish: Black phosphate coating
• Handle: ProTouch™ grips, anti-pinch, non-slip
• Corrosion resistance: Yes

Why choose it

The GrooveLock’s multi-groove ratcheting system holds the jaw position under pressure, so you don’t lose your setting mid-turn. The ProTouch grips cushion your hand and reduce fatigue during long jobs, and the anti-pinch design prevents painful finger traps when adjusting. Black phosphate coating adds corrosion resistance for durability in damp environments.

Ideal use cases

• Plumbing: gripping and turning pipes, compression fittings, and supply lines
• Automotive: holding hoses, clamps, and fasteners
• General maintenance: tightening or loosening odd-shaped nuts and bolts
• HVAC: working on ductwork and refrigerant line fittings

Good to know

Backed by IRWIN’s reputation for professional-grade hand tools, these pliers are built to withstand daily use. The 250mm size balances reach and leverage for most common tasks. Keep them clean and lightly oiled to maintain smooth adjustment and prevent rust.