A machinist hammer, also called ball-peen hammer, is a kind of peening hammer heavily used in metalworking. It has a hemispherical head that distinguishes it from other types of peening hammer. Professionals who work in the field of metallurgy and metalworking consider this tool as an essential. It is used throughout the process of peening, which is hardening the surface of a metal by impact.
Other tasks that use a machinist hammer are striking punches and chisels, rounding off edges of pins and fasteners like rivets. It can also be used to make gaskets. It has a lot of uses in the field that all machinists have it in their tool box.
In this video, it will be demonstrated how to create your own machinist hammer with replaceable brass and acetal polymer faces while latched on a mini lathe. It is the first part of a 2-part series. Watch the video and start your project!
Image source: TimNummy
Move on to the Next Page video: Making a Machinists Hammer Handle and Head from aluminum on the mini lathe.