Adjustable wrench Proline 29312 – 1 pc, adjustable jaw spanner

The Proline 29312 adjustable wrench is a single-piece hand tool designed for versatile gripping and turning of nuts and bolts across a range of sizes. Forged construction and ground jaws provide durability and reliable contact with fasteners, while a metric scale on the head enables quick size reference. The satin finish reduces glare and resists light corrosion. The handle is covered with a rubber material to improve grip and user comfort during repetitive use.

Advantages

Forged construction increases strength and lifespan compared with cast alternatives. Ground jaws ensure a precise fit on fasteners to reduce slipping and rounding. The metric scale on the head allows fast adjustment to commonly used sizes without measuring tools. A satin finish provides a clean appearance and basic protection against surface rust. The rubber-covered handle reduces hand fatigue and improves control when applying torque.

Suitable for

• General mechanical repair and maintenance tasks
• Plumbing work requiring adjustable jaw sizes
• Assembly and disassembly of machinery or equipment
• Field service and mobile tool kits where space is limited

Key specifications

• Construction: forged steel for enhanced durability
• Jaw finish: ground jaws for accurate gripping
• Scale: metric scale integrated on the head for size reference
• Surface finish: satin to reduce glare and resist light corrosion
• Handle: rubber-covered for improved grip and comfort

How to use

Select the Proline 29312 adjustable wrench and open the jaw by turning the adjustment mechanism until the jaw spacing matches the fastener size. Place the wrench so the fixed jaw faces the direction of applied force to reduce the chance of slippage. Tighten the adjustment to achieve a snug fit against the nut or bolt, then apply steady torque. After use, clean debris from the jaws and mechanism and store the wrench in a dry place to maintain its finish and function.

Usage recommendations

Use the metric scale to pre-set the jaw width when working with commonly used bolt sizes, avoid excessive impact force that can deform the jaws, and periodically apply light lubricant to the adjustment thread to maintain smooth operation.