Too many times this year we have had the displeasure of trying to remove an extremely rusted hinge screw from a binding key and post. There is a very simple solution to prevent your instrument from looking like this: … Continued
Last week, we told you about the importance of oiling piston valves. The same ideas hold true for rotary valves but the application is a little trickier. If you look at the picture at the top of the post it … Continued