135-degree & Split Point: The 135° split point design at the tip increases cutting and drilling speed through self-centering and prevents drills from walking or wobbling. The split point tip can increase the wear resistance.
Set contains: 8 pieces of 6” drill bits with reduced shanks in sizes 9/16”, 5/8”, 11/16”, 3/4”, 13/16”, 7/8”, 15/16”, 1”, stored in heavy-duty aluminum for convenience during transport and storage.
General Purpose: The 1/2" reduced shank is compatible with all drill presses and most power tools in the market, and the Tri-flatted shank end locks onto a 3-jaw chuck tightly. It is ideal for drilling steel, copper, aluminum, and composite material.
High-Quality Material: Industrial grade high-speed steel construction for proven capability and resists corrosion, ensures outstanding durability, sharpness, and capability, reduces friction, and runs cooler.
Professional After-Sales Service: The Aluminum outer box for stepped drill bit is sturdy and easier to carry and store. If you are not fully satisfied with our product for any reason, please contact us for a 100% refund or replacement.