Precision CNC double-edged front coarse boring tool bar crafted from high-grade carbide steel for superior durability and heat resistance. Features a discarded countersunk tool design enabling seamless front boring and hole expansion operations. Ideal for heavy-duty industrial machining, automotive part fabrication, and aerospace component manufacturing. Mirror-polished surface treatment reduces friction and extends tool life. Exclusive wholesale pricing for bulk orders with global logistics support. Engineered for precision in high-tolerance machining applications with replaceable cutting edges.