{"product_id":"m3-by-28-millimeter-roll-pin-spring-pin-in-medium","title":"M3 By 28 Millimeter Roll Pin Spring Pin In Medium Carbon Steel With Black Oxide Finish Pack Of 100 For Mechanical And Automotive DIY Projects Pro Grade Durable Fastener With Corrosion Resistance And Tight Tolerance For Secure Housings And Linkages","description":"\u003cdiv\u003eM3 x 28mm Black Oxide Roll Pin for Secure Assemblies\u003cbr\u003e\n✔️ M3 x 28mm, medium carbon steel, black oxide, pack of 100 \u003cp\u003eThese durable roll pins are metal fasteners designed to secure cylindrical parts in housings and linkages. Commonly used in automotive DIY, machine assemblies, and equipment fixtures where reliable axial retention is needed. This listing includes a pack of 100 pins in M3 x 28 mm with a black oxide finish.\u003c\/p\u003e \u003cp\u003e✅ Size: M3 x 28 mm; pin diameter 3.14-3.25 mm; length 28 mm\u003cbr\u003e✅ Material: Medium carbon steel; finish: black oxide\u003cbr\u003e✅ Hardness: 458-560 HV\u003cbr\u003e✅ Hole compatibility: fits 3.00-3.10 mm holes\u003cbr\u003e✅ Pack count: 100 pieces per package\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a roll pin used for in mechanical assemblies? A handy, practical explanation: it locks parts along an axis and resists vibration for reliable operation.\u003cbr\u003e- Provides axial retention in housings and linkages, preventing movement.\u003cbr\u003e- Allows quick assembly and maintenance without threads.\u003cbr\u003e- Needs accurate hole size and pin diameter for best performance.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48022308749547,"sku":"VXB00Z3WCK3K","price":88.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/41Ccale4b7L_b050f9fd-1e2e-4f65-bd52-496e3edd9b33.jpg?v=1775264439","url":"https:\/\/vxb.com\/products\/m3-by-28-millimeter-roll-pin-spring-pin-in-medium","provider":"VXB Bearings","version":"1.0","type":"link"}