Used for drilling and tapping stainless steel (below 30HRC), aluminum, die steel, ordinary steel, non-ferrous metals, hard plastics, etc. Versatile - This threading tap is suitable for through-hole threads, can be used in various materials, including aluminum, steel, and plastic, making it an ideal tool for any DIY or professional project. Tips: Machine taps are suggested to be used with tap collets with overload protection. Machine taps are suggested to be used with tap chucks with overload protection. Suitable for drill presses, tapping machines, CNC and milling machines. 2 PCS Spiral Point Plug Threading Tap M8 X 1.25 Thread Easy to Use - The round shank with square end design makes it easy to grip and turn, allowing for easy threading even in tight spaces. Suitable for drill presses, tapping... TOP-VIGOR M8 x 1.25 mm Spiral Point Tap with H2 Tolerance, High Speed Steel Titanium Coated Right Hand Thread Tap for Making New Thread and Repairing Damaged Threads It is not recommended for hand use and electric drill tapping. TOP-VIGOR M8 x 1.25mm Spiral Point Threaded Tap with H2