Step 1: Under the Shank End tab, select the proper Shank Size show CAT Shank Dimensions
Step 2: Under the Nose End tab, select the proper size (There are 3 ways to narrow results)
By Capacity - Use only if you already know your collets capacity show Acura-Flex Capacity table
-or-
By Collet Range (Hole Size) - Good when starting from scratch and you don't already have a supply of collets in a particular capacity
-or-
By Collet Range (Part #) - Useful when you know the Universal Engineering collet part numbers
Step 3: Under the Length tab, select an available Projection