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Updated August 14, 2012, 4:31 pm betterhomesgardens
Both the claw hammer and cross-pein hammer are essential in any toolbox and are used to drive in nails. Hammers are sized by the weight of the head. The hardened face is slightly convex (rounded) so it is easier to strike a nail and prevent the hammer marking the work badly.
Claw hammers have claws at the back of the head. They can be pushed firmly under the head of bent or unwanted nails to lever them out. The two common size ranges are 450-570g for site fixing or bench work, and 620-680g for construction and building work.
These hammers are used for light joinery work - to small nails or panel pins. It is useful for nailing into corners. A smaller type (also known as a brad hammer) is used for very small brads and tacks. These hammers range in size from 100 to 400g (3.5 to 14oz).
A smaller type of Warrington or cross-pein hammer used for very small brads and tacks.
The wooden mallet is used to drive chisels and to assemble joinery work where a metal hammer would damage the surface of the job.A rubber-head mallet may be used to knock joinery together but not for striking chisels or other tools. Take care using these mallets as they may bounce back and cause injury.