vorbohrende, selbstschneidende screw with ausreiber and spanauswerfer

摘要

a vorbohrende, selbstschneidende screw with ausreiber and spanauswerfer characterized by schraubenkopf with schraubenschlitz, a thread, a number of spiralz & auml; boys with spanauswufrillen in between to spanentfemungundeiner drill point with a number ausreiber whose function is to b eruht, and white; the screw by means of a toolthe slits of the schraubenkopfs intervenes in rotation is transferred, whereupon the drill point in the material and the ausreiber enters the resulting hole in the relatively soft material vergr & all; & white; ren, the resulting bohrsp & auml; a & t.; on the spiralz & auml; there and the spana uswurfrillen abgef & t.; hrt and the ausreiber worn.as soon as you on the h & auml; rtere material, so there & white; the resulting screw hole for one. there is only the r & r for a fixed seat; the thread n & all; all the gr &; & w; e.