First I would suggest the defect on your board is a test pin dent. For further information you may like to see my training video on alternative solder finishes and there introduction you can get it from my office of from Enthone OMI in the USA. Introduction to Solderable Finishes Duration: 40 mins Why alternative PCB finishes Modern assembly process Company introduction Cost advantages PCB Application Methods Assembly improvements Testing Copper, gold, silver Assembly Processing issues Bob Willis Process Engineering Consultant Electronic Presentation Services 2 Fourth Avenue, Chelmsford, Essex CM1 4HA. England. Tel: (44) 01245 351502 Fax: (44) 01245 496123 Home Page: http://ourworld.compuserve.com/homepages/Bwillis Email: [log in to unmask] *************************************************************************** * TechNet mail list is provided as a service by IPC using SmartList v3.05 * *************************************************************************** * To unsubscribe from this list at any time, send a message to: * * [log in to unmask] with <subject: unsubscribe> and no text. * ***************************************************************************