What's included :- LCD display adhesive strip kit (6 pieces)- 1 - Opening wheel handle- 5 - Opening wheelsCompatible for iMac 21.5" A1418-For iMac13,1 Late 2012: MD093LL/A (2.7 GHz Core i5)-For iMac13,1 Late 2012: MD094LL/A (2.9 GHz Core i5)-For iMac13,1 Late 2012: MD094LL/A (3.1 GHz Core i7)-For iMac13,1 Early 2013: ME699LL/A (3.3 GHz Core i3)-For iMac14,3 Late 2013: ME086LL/A (2.7 GHz Core i5)-For iMac14,3 Late 2013: ME087LL/A (2.9 GHz Core i5)-For iMac14,3 Late 2013: ME087LL/A (3.1 GHz Core i7)-For iMac14,4 Mid 2014: MF883LL/A (1.4 GHz Core i5)-For iMac16,1 Late 2015: MK142LL/A (1.6 GHz Core i5)-For iMac16,2 Late 2015: MK442LL/A (2.8 GHz Core i5)-For iMac16,2 Retina 4K Late 2015: MK542LL/A (3.1 GHz Core i5)-For iMac16,2 Retina 4K Late 2015: MK542LL/A (3.3 GHz Core i7)Identifying Numbers:- APN :076-1416, 076-1422, 076-1437- Printed Part #: 946-4, 946-4Extremely Important: Professional Operation .If you are unsure what your current specification is, please contact us and we will gladly to help.You will receive a 100% compatible Adhesive Strips , LCD screen removal open exact brand and part number of the Adhesive Strips , LCD screen removal open tool you will receive is determined by market availability.