How to find out the diameter of my handle?

METHOD 1

Step 1. Prepare strip of paper.

Step 2. Wrap it around the handle.

Step 3. Use pen or pencil to mark the spot where the paper wrapped around the section meets.

Step 4. Measure section to the marked spot to find out the Circumference.

19mm Diameter Handle = 59.66mm Circumference

20mm Diameter Handle = 62.8mm Circumference

21mm Diameter Handle = 65.94mm Circumference

22mm Diameter Handle = 69.08mm Circumference

METHOD 2

Use vernier caliper to measure handle diameter.