U-drive screws (also known as hammer drive screws ) are unslotted round head self tapping screws often used for attaching nameplates in castings and for sealing drain holes in … heremended Hole Sizes -- Type- U Drive Screws ; Screw Size Drill Size No. Hole Diameter; 00: 55.052: 0: 51.067: 2: 44.086: 4: 37.104: 6: 31.120: 7: 29.136: 8: 27. Page 1 of 2 Fastenal Product Standard REV-03 Date: May 6, 2016 UDR.RH.SS Metallic Drive Screws, Round Head, Type U , 18-8 Stainless Steel The information below lists the required dimensional, chemical and physical characteristics of the products in this purchase order.

U - Drive Screws (Hammer Drive Screws ) Posted on January 4, 2012 by Expert U - drive self-tapping screws , also known as hammer drive screws , are often used for attaching nameplates in castings and for sealing drain holes in corrosion proofing tubular structures. Drive screws are designed for heavy duty fastening applications. Also known as U - drive screws , hammer drive screws , or unslotted round head screws , drive screws ’ rounded head style and unique construction make them strong and durable for long-lasting strength. Home Screws Unslotted Screws Type U Drive Screws . Type U Drive Screws . Products 1-13 of 13 . 3 Annual Store Closings. From Christmas through New Year's day, count on it. A week in April/May around Spring Break, and the week in July that includes July 4th.

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