S R Spear Technology is a prominent manufacturer and supplier of Cross Vibrator Feeder in Pune. cross vibrator feeder is a type of vibratory feeder that uses a cross-shaped vibration pattern to feed material. Cross vibrator feeders are available in a variety of sizes and capacities. The size of the feeder is determined by the amount of material that needs to be fed, while the capacity is determined by the rate at which the material needs to be fed.