<h2>6-Piece L-Shape Square Head Wrench Set (3–8mm) – Chrome Vanadium Steel</h2> <p>Tackle square-drive fasteners with confidence using this professional-grade <strong>L-Shape Square Head Wrench Set</strong>. Crafted from <strong>chrome vanadium steel</strong>, this 6-piece kit covers sizes 3mm through 8mm — giving you the right key for virtually any square-head screw you encounter in mechanical, automotive, furniture assembly, or general DIY work.</p> <p>The classic <strong>L-shaped design</strong> gives you two grip options: use the short arm for quick spinning or the long arm for added leverage. The 4-point square tip seats firmly and securely in square drive recesses, reducing the chance of cam-out and protecting both the fastener and the tool.</p> <h3>Key Features</h3> <ul> <li> <strong>Full 6-piece set</strong> — sizes 3mm, 4mm, 5mm, 6mm, 7mm &amp; 8mm</li> <li> <strong>Chrome vanadium steel construction</strong> — durable, corrosion-resistant, built to last</li> <li> <strong>L-shaped design</strong> — versatile grip for both speed and torque applications</li> <li> <strong>4-point square head</strong> — precise fit in square drive recesses for a firm, slip-resistant connection</li> <li> <strong>Silver finish</strong> — easy to spot in your toolbox</li> <li>Suitable for use on metal fasteners and square-head screws</li> </ul> <h3>Specifications</h3> <table> <thead> <tr> <th>Size</th> <th>Overall Dimensions (L × W)</th> </tr> </thead> <tbody> <tr> <td>3mm</td> <td>66 × 23 mm</td> </tr> <tr> <td>4mm</td> <td>74 × 29 mm</td> </tr> <tr> <td>5mm</td> <td>85 × 33 mm</td> </tr> <tr> <td>6mm</td> <td>96 × 37 mm</td> </tr> <tr> <td>7mm</td> <td>97 × 38 mm</td> </tr> <tr> <td>8mm</td> <td>108 × 45 mm</td> </tr> </tbody> </table> <ul> <li> <strong>Material:</strong> Chrome vanadium steel</li> <li> <strong>Color:</strong> Silver</li> <li> <strong>Quantity:</strong> 6 pieces</li> </ul> <h3>What's in the Box</h3> <ul> <li>6 × L-Shape Square Head Wrenches (3mm, 4mm, 5mm, 6mm, 7mm, 8mm)</li> </ul> <p><strong>Made in China.</strong></p> <p><em>⚠️ Safety Note: Do not apply excessive force beyond the rated capacity of the wrench. Over-torquing may cause the tool to slip from the fastener, damaging the screw head or the wrench, and could result in injury. Always use the correct size for the fastener.</em></p> <h3>You Might Also Like</h3> <ul> <li><a href="/products/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy">Air Compressor Pressure Gauge 0–10/0–12/0–25 Bar | DIY Tool</a></li> <li><a href="/products/electromagnetic-induction-tester-coil-motherboard-fault-detector">Electromagnetic Induction Tester – Coil &amp; Circuit Fault Detector</a></li> <li><a href="/products/garden-pruner-shears-secateurs-bonsai-fruit-trees">Garden Pruner Shears – Secateurs for Bonsai &amp; Fruit Trees</a></li> </ul> <p>Learn more: <a href="https://www.osha.gov/personal-protective-equipment" target="_blank" rel="noopener">OSHA on personal protective equipment</a></p> <h3>Frequently Asked Questions</h3> <h4>Q: What sizes are included in this L-shape square head wrench set?</h4> <p>A: The set includes 6 wrenches covering the most common square drive sizes: 3mm, 4mm, 5mm, 6mm, 7mm, and 8mm — making it a versatile addition to any toolbox for a wide range of square-head fastener applications.</p> <h4>Q: What material is the square head wrench set made from?</h4> <p>A: All 6 wrenches are forged from chrome vanadium steel, which offers excellent strength, durability, and corrosion resistance for long-lasting everyday use.</p> <h4>Q: What is the difference between a square head wrench and a standard hex (Allen) key?</h4> <p>A: A square head wrench (also called a Robertson or square key) has a 4-point square tip that engages square drive recesses, commonly found in furniture hardware, plumbing fixtures, and certain machinery. A standard hex/Allen key has a 6-point hexagonal tip designed for h