Channellock 3/8 in. Drive 21mm 6-Point Deep Metric Socket features a color band that clearly denotes SAE or Metric measurements, making it easy to identify the right socket quickly. Designed with a textured band for enhanced gripping power, this socket ensures a secure hold during use. The 6-point design more surface area, reducing the chance of slipping off or rounding over corners, providing reliable performance on bolts and fasteners. Crafted from durable chrome vanadium steel, this socket is built to last and backed by a lifetime warranty for your peace of mind. Model Number: