- Made for meat patties. Runs in every direction and gives water. It is made of 10 mm, 304 quality stainless steel and has special conical screw. A hole of 8.8 mm should be drilled at the point of attachment. The nipple hill should be mounted by screwing upwards so that it does not fall. Nipple does not need to be opened at the point where it will be inserted since it will open itself. 0.70 - 0.80 ml / min. water. The difference is that you must keep the pincers.