Crescent mechanics tools are crafted from high-quality chrome alloy steel, designed for strength and durability. SAE and metric tool set includes ratchets, wrenches, and sockets. Comes with a blow mold case for easy storage and organization. The flawless chrome finish enhances tool longevity, while off-corner loading on both sockets and combination wrenches minimizes fastener rounding. The comprehensive selection of tools meets the demands of today’s mechanics.