CoCud 5-40 UNC 2B Tap and 2.5mm Drill Bit Set - Machine Screw Tap & Twist Drill Bit Tool Kit for Threading, Tapping, and Repairing - Perfect for Metalworking, DIY Projects, and Automotive Maintenance

Attributes:* Tap Thread Size: 5-40 UNC (Right Hand); * Tap Accuracy: H2* Tap Square Shank Size: 3.1mm / 0.12"; * Tap Thread Length: 18mm / 0.71"; * Tap Overall Length: 50mm / 1.97"* Drill Bit Diameter: 2.5mm / 0.098"; * Drill Bit Flute Length: 30mm / 1.18"; * Overall Length: 57mm / 2.24"; * Point Angle: 108 DegreeWhat Is Included:* 1 Piece x Thread Tap, 1 Piece x Drill BitApplications & Features:--- The tap and drill bit set can repair damaged threads or create new threads in maintenance work, suitable for processing stainless steel, aluminum alloy, cast iron, copper, iron, aluminum, plastic. The thread tap is used for tapping internal threads in through holes or shallow blind holes, such as threads in nuts, threaded inserts, pipes, valves, parts, furniture.--- The 6542 high-speed steel (hss) screw tap combines hardness and toughness, with excellent wear resistance and durability, straight flute design, fast downward chip removal, and the end chamfer helps guide the tap into the hole and start the thread. The machine tap is used on tapping machines, drill presses, CNC and milling machines.--- The M35 5% cobalt high speed steel (hss-co) drill bit provides excellent wear resistance, durability, heat resistance, and optimal chip removal. Sharp spiral flutes create smooth and accurate holes, and allow faster drilling speeds, export of metal chips, and improved coolant flow during drilling operations, saving time and effort.Useful Tips:--- Apply a suitable lubricant helps to prolong the life, reduce friction, and improve hole and thread quality. Always drill a hole with the correct size drill bit before tapping. Make sure the tool is properly aligned with the workpiece and has enough clearance to remove chips. Always use the correct speed and pressure.