The wearable area on all sizes varies from 5/16" to 7/16" with an overall length of 9/16" to 5/8".
The below measurements are approximate: 1/2" has 15mm flares. 9/16" has 5/8" flares. 5/8" has 18mm flares. 3/4" has 7/8" flares. 7/8" has 15/16" flares. 1"has 1-1/16" flares. 1-1/8" has 1-3/16" flares. 1-1/4" has 1-3/8" flares. 1-3/8" has 1-7/16" flares. 1-1/2" has 1-5/8" flares. 1-5/8" has 1-3/4" flares. 1-3/4" has 1-15/16" flares. 1-7/8" has 2-1/16" flares. 2" has 2-1/8" flares.