The Walter Valenite SRACR164D Indexable Lathe Toolholder is a high-quality toolholding product designed for professional lathe turning. With a square shape and 1″ square shank size, this toolholder is compatible with various lathe machines and provides precise and reliable workholding for cutting tools. The Walter Valenite brand ensures durability and precision in metalworking applications, making this toolholder a valuable addition to any CNC, metalworking, or manufacturing business.