DenHartog Search: Search TECHNICAL GUIDELINES PRODUCT APPLICATION GUIDELINES Products Divisions About Us Careers Spinwelds Accessory Parts Products > Accessory Parts > Spinwelds Spinwelds DHI spinwelds feature a hex driving recess to ease installation. This driving recess makes the installation tools universal and easy to construct. These spinwelds also feature a specially designed conical welding surface that helps to center the spinweld and increases the surface welding area. View technical drawings by clicking on the part number below. *Black part numbers are listed. *Call for quote on custom colors. Part No. Description 10237 3/8″ Threaded Plug 10041 3/8″ Threaded Spinweld 12104 3/4″ Patch (9/16″ Hex Drive) 10008 1″ Patch (3/4″ Hex Drive) 12429 1 1/2″ Patch (3/4″ Hex Drive) 10441 2″ Patch (3/4″ Hex Drive) Part No. Description Our Products Liquid Storage & Containment Accessory Parts Septic / Cistern OEM Custom Marine Products Sowjoy Snow Pushers Our Divisions Ace Roto Mold - Rotational Molding Injection Molding - Custom Injection Molding Blow Molding - Custom Blow Molding Sowjoy - Metal Fabrication About Us About Den Hartog Contact Us Technical Guidelines Product Application Guidelines Frequently Asked Questions Press Room Employment Find a Local Sales Rep Miscellaneous Sales Rep Login DenHartog Website by Bass Advertising © Copyright 2021. Den Hartog Industries, Inc. 4010 Hospers Drive South, PO Box 425 Hospers, Iowa 51238 712-752-8432 sales@denhartogindustries.com | www.denhartogindustries.com