270015 (RUKO)

The 270015 is a M4 HSS Combined Machine Tap with relief-ground flanks. The combined machine tap is suitable for sheet metal working with right/left handed rotation cordless drilling machines. For tapping drill hole and through thread in unalloyed or low-alloyed steels up to 600N/mm? strength, malleable cast iron and non-ferrous metals. The thread is cut in one operation, without any tool changing. The tool incorporates a twist drill before the thread-tapping part. The machine tap consists of heavy-duty high-speed steel.