Field Tool Supply's 1-1/8 Oil Hole Drill is made from high-speed steel (HS) and stainless steel (SS), ensuring durability and high performance. This drill is specifically designed for oil hole drilling, facilitating effective lubrication during the drilling process. With a diameter of 1-1/8 inches, it is perfect for precision tasks in metalworking and manufacturing. The robust construction meets industry standards, providing reliability and efficiency. Its stainless steel finish offers resistance to corrosion, making it suitable for various applications in challenging environments.