M5 x 12mm Socket Cup Point Grub Screws (DIN 916) - 14.9 High Tensile Steel Metric Socket Cup Point Grub Screws, also known as Set Screws, feature an internal socket drive, and are fastened with a Hexagonal\/Allen key. Grub Screws are used to connect two objects together by threading into one and applying tension to the other. The high level of torque this produces results in a strong yet inconspicuous fastening. The Cup Point on this Grub Screw has a thin edge that digs into the fastened surface to provide a secure hold. These Socket Cup Point Grub Screws are made from 14.9 High Tensile Steel. For larger quantities or items not listed, please email and one of our team will provide you with a quotation. M5 x 12mm Socket Cup Point Grub Screws (DIN 916) - 14.9 High Tensile Steel