Bevel Gear Units PV: for Small Loads The angular drives type PV are designed for small loads and intermittend drive. The casting is made of Anticorodal with integrated lubrification serfs. The bevel gears are in POM. The angular drive does not need any maintenance. Bevel Gear Units HKF: for Medium Loads The housing of this angular drive is made of die cast aluminium. The gears can be either in steel 34Cr4 or in plastic molded. The bevel gears are lubrificated for life. Bevel Gear Units FK: for Heavy Loads The housing is made from cast iron GG 40, is machined on all faces and has universal mounting holes. The bevel gears are in steel 34Cr4 helical teeth and hardened.