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Ball-peen hammer

 
Ball Peen Hammer

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Ball-peen hammer



 
 
A ball-peen (or ball-pein; also known in Europe and North America as ball pane) hammer is a type of peening
Peening

Peening is the process of working a metal's surface to improve its material properties, usually by mechanical means such as hammer blows or by blasting with shot ....
 hammer
Hammer

A hammer is a tool meant to deliver an impact to an object. The most common uses are for driving Nail s, fitting parts, and breaking up objects....
 used in metalworking
Metalworking

Metalworking is the process of working with metals to create individual parts, assemblies, or large scale structures. The term covers a wide range of work from large ships, bridges and oil refineries to delicate jewellery....
. It is distinguished from a point-peen hammer or chisel-peen hammer by having a hemispherical head.






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Ball Peen Hammer 380mm
A ball-peen (or ball-pein; also known in Europe and North America as ball pane) hammer is a type of peening
Peening

Peening is the process of working a metal's surface to improve its material properties, usually by mechanical means such as hammer blows or by blasting with shot ....
 hammer
Hammer

A hammer is a tool meant to deliver an impact to an object. The most common uses are for driving Nail s, fitting parts, and breaking up objects....
 used in metalworking
Metalworking

Metalworking is the process of working with metals to create individual parts, assemblies, or large scale structures. The term covers a wide range of work from large ships, bridges and oil refineries to delicate jewellery....
. It is distinguished from a 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 tapping punches and chisels.

Ball-peen hammers are divided into two classes: hard-faced and soft-faced. The head of a hard-faced hammer is made of heat treated forged
Forging

Forging is the term for shaping metal by using localized compressive forces. Cold forging is done at room temperature or near room temperature....
 high-carbon steel or alloy steel; it is harder than the face of a claw hammer
Claw hammer

A claw hammer is a tool primarily used for pounding nail into, or extricating nails from, some other object. Generally, a claw hammer is associated with woodworking but is not limited to use with wood products....
. The soft-faced hammers are made from brass
Brass

Brass is any alloy of copper and zinc; the proportions of zinc and copper can be varied to create a range of brasses with varying properties. In comparison, bronze is principally an alloy of copper and tin....
, lead
Lead

Lead is a main-group Chemical element with symbol Pb and atomic number 82. Lead is a soft, malleable poor metal, also considered to be one of the heavy metal ....
, tightly wound rawhide
Rawhide

Rawhide is a Hides or animal skin that has not been exposed to tanning. It is much lighter in color than leather made by traditional vegetable tanning....
, or plastic
Plastic

Plastic is the general common term for a wide range of synthetic or semisynthetic organic chemistry solid materials suitable for the manufacture of industrial products....
. These hammers usually have replaceable heads or faces, because they will deform, wear out, or break over time. They are used when there is the danger of damaging a striking surface.

The original function of the hammer was to "peen" riveted or weld
Weld

Weld most commonly refers to a joint formed by welding. Weld may also refer to...
ed material but today, the ball end of the hammer is most commonly used to expand and shape the free end of copper
Copper

Copper is a chemical element with the symbol Cu and atomic number 29.It is a ductile metal with very high thermal and electrical conductivity....
 roves, light rivets and similarly, "setting" the rivet in place to complete the joint. Peening is also the method by which steel drums are formed and tuned.

A ball-peen hammer is also known as an engineer
Engineering

Engineering is the discipline and profession of applying Technology and science knowledge and utilizing natural laws and physical resources in order to design and implement materials, structures, machines, devices, systems, and process that safely realize a desired objective and meet specified criteria....
's hammer or a machinist
Machinist

A machinist is a person who uses machine tools to make or modify parts, primarily metal parts, a process known as machining. This is accomplished by using machine tools to cut away excess material much as a woodcarver cuts away excess wood to produce his work....
's hammer and may be graded by the weight of the head. It is the mechanic's hammer of choice when making gaskets or driving drift pins.

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