<h3>About this item</h3><ul> <li>Rustproof &amp; Durable: Constructed from high-hardness CRV chrome-plated steel, the triple square socket set surfaces feature sandblasting and mirror polishing. This design resists breakage and corrosion, ensuring years of reliable use.</li> <li>10-Piece Set: This 10-pieces triple square bit set includes M4, M5, M6 (1/4"), M8, M9, M10, M12, M14 (3/8"), and M16, M18 (1/2"), covering a broad range of secure fastener needs.</li> <li>Easy Insertion: The spline socket bit set features a chamfered edge design with rounded triangular contact points to expand the contact area, ensuring smooth insertion while minimizing fastener wear. Precision-fit dimensions allow for easy alignment and secure threading, making screw insertion or removal effortless.</li> <li>Drop-Resistant Case: Our spline tip bit socket set comes with a durable black PE storage case with dedicated slots for each bit socket. The secure-fit design ensures the bit sockets stay firmly in place during drops, preventing scattering, loss, or damage.</li> <li>Clearly Markings: The triple square sockets set features deeply engraved, wear-resistant lettering that won't fade or peel. The larger, bolder markings make it quick and effortless to identify the right size for the job.</li> </ul><h3>Overview</h3><ul> <li> <strong>Brand:</strong> VEVOR</li> <li> <strong>Material:</strong> Chrome Vanadium Steel</li> <li> <strong>Finish Type:</strong> Polished</li> <li> <strong>Number of Pieces:</strong> 10</li> <li> <strong>Drive System:</strong> Triple Square</li> </ul>