Description
They are used for permanent location of parts. Deep penetration on tightening gives highest axial and holding power.
The pointed tip can either located into a machined depression or it can make and indentation into a softer material. It offers better holding power and increased point pressure.
In material over Rockwell C15 point is spotted to half its length to develop shear strength across point. It is also used for pivots and fine adjustment.
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