14g & 12g are 1-9/16" long. 10g & 8g are 1-5/8" long. 6g is 1-3/4" long. 4g is 1-7/8" long. 2g is 2" long. 0g and 00g are 2-3/8" long. 7/16" is 2-7/16" long. 1/2 is 2-9/16" long.
These are all hand made and matched the best they can be. Each piece will vary a bit as it's impossible to have two identical pieces.