![Man with Search small](/images/Little_Man/Man_with_Search_small.png)
Step 1: Under the Kwik-Switch tab, select the proper Kwik-Switch Size (There are two ways to narrow results)
by determining Adapter Size (Recommended) show Kwik-Switch Adapter Dimensions
-or-
by determining the Holder Size, (Use if you do not have an existing Adapter) show Kwik-Switch Nut Dimensions
Step 2: Under the Tool Hole tab, select the proper End Mill Shank Size