... , stainless steel, plastic, wood Gweike Pneumatic dril tapping machine This machine is a high-tech product.It is widely used in plastic mold ... engine manufacture, ship manufacturing. * Tapping the scope of M3 to M12, the work radius of 1800 mm, the big work pieces don ... products, Air Motor’s brand is SLOUX of USA .Service and quality is worthy of trust. 1). For Taps: M3-M122). Speed ...