This Kobalt Pro 90 Ratchet features a 1/2″ drive size and comes equipped with a quick release mechanism for easy socket changes. The ratchet is made by Kobalt, a trusted brand in the industry. This is a single item and does not come with any warranty. The ratchet is perfect for automotive use and can be used for a variety of tasks. The durable construction ensures that it can withstand tough conditions and will last for a long time. This ratchet is ideal for any professional or DIY enthusiast in need of a reliable and efficient tool.