Which of the following tools will attach an RJ-45 end to a Cat-5 cable?
A Crimper is used to attach RJ-45 to CAT cables. A punch down tool is used to attach it to a punch down block. Loopbacks and cable testers are used for testing purposes once the cables are finished.
Crimping is joining two or more pieces of metal or other ductile material by deforming one or both of them to hold the other. The bend or deformity is called the crimp.