Professional Operation Only?We are not responsible for any damage during teardown.Please heating the adhesive strip before installtaion, to make sure the adhesive tape tightly stick to the liquid crystal.press the edge of panel and let the panel lay down for a few minutes.What?s Included: - LCD display adhesive strip kit (6 pieces)- 1 - Opening wheel handle - 5 - Opening wheels - Our VHB (very high bond) adhesive strips keep your LCD where it should be on your iMac - These adhesive strips are designed specifically to perfectly fit the contours of the iMac model A1419 - The tool is specifically designed to open A1419 iMacs.Compatible for iMac 27? A1419 - For iMac13,2 Late 2012: MD095LL/A (2.9 GHz Core i5) - For iMac13,2 Late 2012: MD096LL/A (3.2 GHz Core i5) - For iMac13,2 Late 2012: MD096LL/A (3.4 GHz Core i7) - For iMac14,2 Late 2013: MD088LL/A (3.2 GHz Core i5) - For iMac14,2 Late 2013: MD089LL/A (3.4 GHz Core i5) - For iMac14,2 Late 2013: MD089LL/A (3.5 GHz Core i7) - For iMac15,1 Retina 5K Late 2014: MF886LL/A (3.5 GHz Core i5) - For iMac15,1 Retina 5K Late 2014: MF886LL/A (4.0 GHz Core i7) - For iMac15,1 Retina 5K Mid 2015: MF885LL/A (3.3 GHz Core i5) - For iMac17,1 Retina 5K Late 2015: MK462LL/A (3.2 GHz Core i5) - For iMac17,1 Retina 5K Late 2015: MK482LL/A (3.3 GHz Core i5) - For iMac17,1 Retina 5K Late 2015: MK482LL/A (4.0 GHz Core i7)Identifying Numbers: - Part #: 946-4547, 946-4548, 946-4549, 946-4550, 946-4551, 946-4552, 946-01031, 946-01032, 946-01033, 946-03774, 946-03775 -Related Part #: 076-00009, 076-1419, 076-1444Extremely Important:On the iMac Intel 27" Retina 5K Display, strip 12's blue tabs will not line up with the top antenna in the same way as the regular model. This is perfectly acceptable and won't impact the performance of the strips or antenna.