I just started at a new job and I get the Okuma vertical with a 5020M control. WTF....No home position? No G54 fixture offsets What's up with the H numbers? Is the G15 H* used for the fixture offset and the other H value used for tool lengths? It feels like it wants to be programed incrementally or in pieces with a fixture offset for each tool. What's up with the gage length? How do you set Z zero, with one of the tools? I'm sweating bullets....

We had two Thermwood 5 axis routers that we used to machine the superlite ablator off of the component parts used on the Space Shuttles external tank. We had accuracy/repeatablity problems with our machines as well. The machines were delivered with resolvers and we had the retrofited with encoders, it still didn't help. They moved them to the SOFI area (spray on foam insulation) because the tolerance(s) on the foam was plus or minus .250 in most cases. Now if you want to make a nice wooden door...