Manufactured using the most advanced production methods in the world's largest cold forge for tools. The ratchet is forged from a single piece of CrV steel, hardened, and features flawless gearing. Multiple teeth out of the 52 engage simultaneously, transferring extremely high torque. The release of the interchangeable tools is done with the push of a button. The surface is nickel-plated twice and then matte chrome-plated. The handle is made of oil- and acid-resistant TPR (Thermoplastic Rubber) with a practical hole for hanging. Delivered in a sturdy, powder-coated steel case. With a torsion-resistant, indestructible form insert made of injected polypropylene. Oil-resistant, acid-resistant, and easy to clean. With permanently legible markings for all key sizes.