5/8 x 6 Alloy Steel Socket Head Shoulder Screw (Stripper Bolt) with Nylon Insert is frequently selected where dies, fixtures, cams, or linkages require a shoulder surface for repeatable motion. Engineers use this style when ordinary clamping hardware would not provide the guide, pivot, spacer, or stop function required. Typical applications include industrial machinery, maintenance departments, equipment builders, and distributor sourcing. The insert feature gives buyers a nylon-insert shoulder screw option for applications where retention matters alongside guided movement. Repair technicians may source this part for replacement applications where motion control and retention both matter. The socket head shoulder screw format is well suited to serviceable machinery where access and repeatable location are both important. Common sourcing contexts include replacement maintenance, fixture construction, and OEM production support. Call Cold Headers at 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.