Spiral Point Tap: 1/4-20 UNC, 3 Flutes, Plug Chamfer, 2B Class of Fit, High-Speed Steel-E, Oxide Coated MPN:5479699

The solid carbide screw machine length drill bit is a precision-ground tool featuring a size of 3.50mm (decimal inch = 0.1378) - perfect for drilling through various materials such as metals, plastics or woods while maintaining precise hole alignment and size tolerances - ideal for machining applications where dimensional accuracy is critical. It provides an efficient cutting edge that reduces friction and heat buildup for faster material removal while preserving surface finishes; allowing users across manufacturing, toolrooms, aerospace or automotive industries to create high-quality precision holes effortlessly with minimal tool wear.