Customized Automatic Tapping Drilling Machine Huizhou Syt Brother Machinery Co., Ltd Base Info Description Pre:High Precision CNC Pneumatic Notching Machine Next:Spiral Fluted Tap The Basic Composition of The Material: HSS, Cobalt High Speed Steel, Carbide, M2, M35, M42,9341,4241,4341,9sicr, G15 and So on. Uses Genera