Compatible:Replacement heads Specifically for Shaver Series 3000, 2000,1000PT724/41,PT729/41,S738/17,S738/82,S1150/81,S1160/81,S1570,S1560/81,S3310/81,S3310/86,S3560/81,S3560/86 and more Compatible:HQ8 Shavers Models: AT750 AT751 AT810 AT811 AT830 AT880 AT890 AT891; PT710 PT715 PT720 PT725 PT730 PT735 PT860 PT870 PT875 PT880 PT810 PT815; HQ71XX series, HQ73XX series, HQ88XX series and more Comfortcut Blade System:The rounded head glides smoothly over your skin for a comfortable dry shave.lifts hairs and cuts comfortably 360 Degrees without Dead Ends：Remove your beard gently,painlessly and more clean,round head design perfectly protect your skin from scratching Easy to Replace : Take out the old shaving heads carefully and then insert replacement; check the heads align exactly in the setting Installation complet Package:3pcs SH30 replacement blades and a clean brush, SH30 replacement shaver blade Compatible:HQ8 Shavers Models: AT750 AT751 AT810 AT811 AT830 AT880 AT890 AT891; PT710 PT715 PT720 PT725 PT730 PT735 PT860 PT870 PT875 PT880 PT810 PT815; HQ71XX series, HQ73XX series, HQ88XX series and more