Differences between Article No. PH-1-3-1680 and PH-1-3-1744: An Analysis

Client:
Hello
What is the difference between item number PH-1-3-1680 and item number PH-1-3-1744? Thank you for a brief feedback and best regards

Technical Advisor:
Hello
None

Client:
Alright. Thank you for the information. I will order one of them.