Self-cutting fast construction screw
作者： Horst Brandt
DOI:
关键词: Drill 、 Substructure 、 Thread (computing) 、 Screw 、 Self cutting 、 Conical surface 、 Composite material 、 Engineering 、 Screw thread
摘要: A self-cutting fast construction screw for the fastening of fiber plates to a metal substructure carries on shaft at least one turn thread. The core passes into conical drill point. On point two cutting edges are arranged in symmetrical layout, said diameter located between and outer thread tip. Upon impact substructure, break off.
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