Our Straight Shank Twist Drill HSS 6542 Drill Bits are manufactured in our factory using high-speed steel material. These drill bits are specifically designed for heavy-duty drilling applications on various materials including alloy steel, cast iron, and non-ferrous metals. Our product features a straight shank design, which ensures stable and efficient drilling, and a precise cutting edge that results in clean and accurate holes. Additionally, our HSS 6542 Drill Bits have high heat resistance, wear resistance, and toughness, making them durable and long-lasting. As a factory-direct seller, we offer competitive prices and superior quality products that meet the industry's highest standards.