4-40 UNC MADENSCHRAUBEN INNENSECHSKANT x 0,250" LANG, (1/4"- 6,35mm) STAHL Stck. 20 aus
4-40 UNC SOCKET HEAD GRUB SCREWS x. 250" LONG (1/4" - approx. Sorry about the pic's, as the screws are bit small, I found it difficult to get the desired image! ).