Examples from the Web for spreader
The spreader that is supplied with bottles of liquid glue should not be placed on any surface, as it will soon stick to it.The Boy Mechanic, Book 2|Various
At z is a wedge for adjusting the spreader w so as to keep it close to the saw whatever the diameter of the latter may be.Modern Machine-Shop Practice, Volumes I and II|Joshua Rose
The other method, called the spreader method, was more intricate.
The rubberizing method finally adopted was a combination of the calender and spreader methods.
A roller similar to that used by printers in making galley proofs is best adapted for use as a spreader.The Science of Fingerprints|Federal Bureau of Investigation