You can replace the shaving heads in minutes. Place a small drop of oil on each head and perform the shaver for 10 seconds after installation to the shaver works properly and smoothly. Compatible with HQ64 Replacement shaver heads fit for shavers model:HQ5705 HQ5710 HQ5715 HQ6000 HQ6070 HQ6071 HQ6073 HQ7310 HQ7320 HQ7310XL HQ7325 HQ7340 HQ7360 HQ7380 HQ7390 HQ8270 HQ8505 HQ7110 HQ7120 HQ7140 HQ7160 PT710 PT715 PT720 PT721 PT725 PT726 PT728 PT729 PT737 PT739 AT750 AT751 AT752 AT755 AT757 AT758 7810XL, 7812XL, 7380XL, 7350XL, 7345XL, 7340XL, 7325XL, 7315XL, 7310XL, 7260XL, 7250XL, 7240XL, 7183XL, 7110XL, 7115XL, 7120XL, 7145XL, 7140XL, 7160XL, 7180XL, 7950XL The round head design perfectly protects the skin from scratches. You can enjoy a safe and smooth shave without scratching. Keep your performing super well. It is recommended to replace the shaving heads every twelve months Color: As shown Material: Stainless Steel Package Contents: 3 x HQ64 Replacement Heads Blade Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.