Hitachi Via Mechanics manufactures a broad range of products including printed wiring board Mechanical Drilling Machines, Routing Machines, and Laser Drilling Machines. Machines range from single head to multiple station with independent X, Y axis and symmetrical movement. Hitachi Via Mechanics drilling mechanical machines use air bearing spindles ranging in speed from 100,000 R.P.M. to 350,000 R.P.M. The air bearing spindles featured on Hitachi machines are Westwind Air Bearing and Air Bearings Limited manufactured spindles. The ball bearings featured on Hitachi machines are Precise manufactured spindles. Below is a list of air bearing and ball bearing spindles installed on Hitachi machines.