Web Thinning Methods

Web Thinning Methods

Usual method of thinning the point of a drill when the web has become too thick because of repeated re-pointing.Undercut Thinned Point – Another common method of web thinning. If properly done, this type of thinning will produce a fine curled chip.

 

Diameter of Drill, Inches1/81/41/21Over 1
Web-Thickness Expressed as a Percentage of Drill Diameter Variable2017141211

 

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