XKA71 series CNC bed milling machine is the most commonly used milling machine. The taper hole of spindle adopts № 40 and 50 of international standard (ISO), which can be equipped with various cylindrical milling cutters, wafer milling cutters, angle milling cutters, end-surface milling cutters and other types of cutters. What is more, small-sized straight shank cutters can be installed with a spring chuck. CNC rotary table (i.e. A-axis) can be used optionally and any three coordinates can be linked so as to mill the parts with helical surfaces. Compared with similar products, XK (H) A71 series machine has the characteristics of large load, big spindle torque, etc.