TK - Bevel Helical Geared Motor are bevel gearboxes with monoblock housing. They are intended for applications requiring higher efficiency and strength. Their input and output shafts are perpendicular to each otherBevel gearboxes can have a maximum of three stages in a single housing. Larger sizes are available only with three stages in a monoblock housing. A higher number of transmission ratios (up to six) can be implemented through the use of additional housings.