What is Ball-peen hammer?
[[File:Ball-peen hammer 380mm.JPG|thumb|right|300px|A ball-peen hammer]] A '''ball-peen''' (also spelled '''pein'''<ref>{{Citation | last = Audel | first = Theodore | title = Audels new mechanical dictionary for technical trades | page = 54 | publisher = Theodore Audel | year = 1962 | url = https://books.google.com/books?id=L2LVAAAAMAAJ&pg=PA54 | postscript =.}}</ref>) '''hammer''', also known as a '''machinist's hammer''', is a type of [[peening]] [[hammer]] used in [[metalworking]]. It is classified from a '''cross-peen hammer''', point-peen hammer, or chisel-peen hammer by having a [[hemispherical]] head. Though the process of peening has become rarer in metal fabrication, the ball-peen hammer remains useful for many tasks, such as striking [[punch (tool)|punch]]es and [[chisel]]s. it is a very useful tool that has many purposes in the hammer industry ==References== {{reflist}} {{DEFAULTSORT:Ball-peen hammer}} [[Category:Tools]] {{stub}}