The HT 1/2 Drive Deep Impact Socket 21MM M 6PT BLK from Horizon Tool Inc. is designed for heavy-duty applications, providing superior torque and durability. Crafted from high-quality chrome molybdenum steel, this socket ensures longevity and resistance to wear. With a 1/2 inch drive size and a 6-point design, it offers a secure grip on fasteners, reducing the risk of rounding. The black oxide finish enhances corrosion resistance, making it suitable for both professional and DIY use. Measuring 21MM, this socket is ideal for automotive and industrial applications, meeting ANSI standards for quality and performance.