If you are building an aircraft, you will have numerous occasions for needing
accurate measurements
. This might include determining the thickness of a metal skin, the length and diameter of a bolt, the size of rivets, the proper ridge on a step drill for a hole. Making many of these precise measurements can be easily accomplished with a
modern, inexpensive, electronic digital caliper.
This week's TIP demonstrates the manner in which a caliper can be used to make these common aircraft building measurements. A discussion of the
features you should consider
as well as where to buy this tool is highlighted. Watch and decide if you should
add this tool to your workbench
.