A countersunk headed screw conforming with ISO 10642 or DIN 7991, requiring a hex key (otherwise known

M3.5 x 100mm Steel Machine Screw BZP (Pack 100) - CEF

Westfield Fasteners Limited is a company registered in England and Wales with company number 07215583. RS offer an extensive range of high-quality threaded fixings with standard metric threads and UNC (Unified National Coarse) threads.The most common thread type in production today. Usually specified as M then a number x another number. This signifies the thread diameter and the length of the fastener. as an Allen key) to fit. The countersunk head is typically used in conjunction with a countersunk hole providing a flush, snag free fit. Generally manufactured with a full thread, though occasionally some