Anh
grub screw with plain stem
headless set screw with unthreaded portion
Đức
Schaftschraube
Pháp
vis sans tête filetée partiellement
vis sans tête filetée partiellement /ENG-MECHANICAL/
[DE] Schaftschraube
[EN] grub screw with plain stem; headless set screw with unthreaded portion
[FR] vis sans tête filetée partiellement