It is recommended to use always new screws (the screw kit is cheap), but I reused the old ones, because they came out really easily and without any damage to heads or threads. If I remember correctly, when I replaced my Digitizer the part came with the earpiece, so I didnt have to use any extra adhesive. I used this part: http://www.klc.fi/fin/tuotteet/Nokia...W-ASSY-2691V9-