A hex key, Allen wrench or Allen key, is a tool used to drive bolts and screws with hexagonal sockets in their heads. The Allen name is a registered trademark, originated by the Allen herepany of Hartford , Connecticut circa 1910, and currently owned by Apex Tool Group , LLC. Shop our selection of Internal Hex , Screws in the Hardware Department at The Home Depot. 380 pcs 19 kinds Allen Socket-Head Set Screws Assortment with 7pcs hex wrenchs. 300Pcs M2.5/M3/M4/M5/M6/M8 Hex Allen Head Socket Set Screw Bolts Assortment Kit Grub Screw with Internal Hex Drive and Cup Point, 304 Stainless Steel. by VIGRUE. $10.99 - …

This is a great set of hex head grub screws . Most of the time, sets tend to stress the larger diameters, but for most RBAs/RTAs you need either an M2.5 or M3 screw (with M3 heremon) in either a 3mm or 4mm length. Shop our selection of Hex , Screws in the Hardware Department at The Home Depot. Choose from our selection of Allen screws , including socket head screws , set screws , and more. In stock and ready to ship. Contact Us Order Activity Punchout Log in , we will send you an email with a link to create a password. Create password To create your …

Define Allen screw . Allen screw synonyms, Allen screw pronunciation, Allen screw translation, English dictionary definition of Allen screw . n. a screw turned by means of an axial hexagonal hole in its head. Noun 1. Allen screw - a screw with a hexagonal hole in the head screw -