Screw Tap, Drill Bits, Machine Tap manufacturer / supplier in China, offering High Quality HSS Nut Taps for Stainless Steel Nut Thread Tapping M6.0 X 1.0, HSS-6541 High Speed Steel Taper Shank Twist Drill - 12.5mm, HSS-4241 High Speed Steel Taper Shank Twist Drill - 24.8mm and so on.