emag koepfer gear hobbing machines the machines combine cutting edge technology with the highest degree of flexibility in the machining of gears, pinions, worms and worm gears with up to 195 mm dia. / module 4. the compos......emag koepfer gear hobbing machines the machines combine cutting edge technology with the highest degree of flexibility in the machining of gears, pinions, worms and worm gears with up to 195 mm dia. / module 4. the composite epoxy bed provides a static, dynamic and thermally stable base for the machine. highly flexible, easily reset automation systems allow for even small component batches to be manufactured automatically.