FZFZ 9 Pcs Replacement Shaver Head For Norelco HQ3 HQ4 HQ55 HQ56 HQ6900 HQ6868 HQ5812 HQ6874 Razor Blade HQ69xx, 69xx, AT620 Shaver series 1000 and also compatible with for Norelco models: 31DB, 6423, 6613, 6424LC, 6843, 6853, 6863, 6900 series High Quality Dual layers cutters with Fine steel blades hq3 norelco Compatible withREPLACES HQ4, HQ4 Plus, HQ55, and HQ55 Plus, HQ56 Fits for Norelco Models: 6948XL, 6947XL, 6945XL, 6940LC, 6900LC, 6863XL, 6856XL, 6854XL, 6853XL, 6844XL, 6843XL, 6618X, 6617X, 6616X, 6615X, 6614X, 6613X, 6424LC, 6423LC, HP1318, HP1319, HP1327, HP1323, HP1327D, HP1328, HP1328E, HP1337C, HP1601, HP1602, HP1604, HP1605, HP1606, HP1608, 700RL, 705RL, 710RL, 715RL, 720RL, 725RL, 750RL, 800RX, 805RX, 815RX, 825RX, 835R These High precision quality blades are of manufacture ,and are not manufactured by or affiliated with for Norelco.Head replacement recommended annually New blade After installation, place a tiny drop of baby oil on each screen and allow razor to run for 10 seconds. These steps will help to ensure a properly-running razor. Colour:silver Material:Plastic + Metal Package Contents: 9 x Shaver Head 3 x brush 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. Due to differences in shooting equipment, displays, and production batches, the product may have slight color differences. This is normal, please refer to the actual product. We have tried our best to restore the true color through professional equipment, but we still recommend that you watch it under natural light for the most accurate visual effect. Before shipping the product, we will sconduct strict quality control to ensure that the product remains intact after long-distance transportation.