{"product_id":"folding-knife-thumb-stud-axis-screw-416-stainless-steel-diy","title":"Folding Knife Thumb Stud \u0026 Axis Screw – 416 Stainless Steel DIY","description":"\n\u003ch2\u003eSwayboo 416 Stainless Steel Folding Knife Thumb Stud \u0026amp; Axis Screw Set\u003c\/h2\u003e\n\u003cp\u003eUpgrade or repair your folding knife with this precision-machined \u003cstrong\u003ethumb stud and axis screw set\u003c\/strong\u003e by Swayboo. CNC-lathed from high-grade \u003cstrong\u003e416 stainless steel\u003c\/strong\u003e, these rivets and push-button axis screws deliver exceptional strength, corrosion resistance, and a secure fit — ideal for DIY knife makers and enthusiasts who demand reliable hardware for their builds.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePremium 416 Stainless Steel:\u003c\/strong\u003e CNC lathe-machined for tight tolerances, high strength, and lasting durability.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal 4mm Hole Fit:\u003c\/strong\u003e Designed for a 4mm hole diameter — compatible with a wide range of folding knife handle designs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Blade Thickness Range:\u003c\/strong\u003e Accommodates blade thicknesses from 3.4mm to 4.5mm for a secure, wobble-free lock.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eComplete Set Included:\u003c\/strong\u003e Each package contains \u003cstrong\u003e2 complete screw sets\u003c\/strong\u003e — each set includes 2 unilateral screws + 1 connecting rod.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo Hazardous Chemicals:\u003c\/strong\u003e Free from high-concern substances, safe for regular DIY use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHome DIY Friendly:\u003c\/strong\u003e Perfect for knife handle customization, restoration, or new builds.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSwayboo\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e416 Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSuitable Hole Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBlade Thickness Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.4mm – 4.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Contents\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 Sets (each set: 2× unilateral screw + 1× connecting rod)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2× Complete Screw Sets\u003c\/li\u003e\n  \u003cli\u003eEach set: 2 unilateral screws + 1 connecting rod\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDIY folding knife making and customization\u003c\/li\u003e\n  \u003cli\u003eKnife handle repair and restoration\u003c\/li\u003e\n  \u003cli\u003eReplacing worn or damaged axis screws and thumb studs\u003c\/li\u003e\n  \u003cli\u003eHobbyist and professional knifemakers alike\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eIf you enjoy DIY knife projects, you may also be interested in these tools and accessories from our store:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/2-3m-car-drain-cleaning-brush-sunroof-pipe-detailing-tool\"\u003e2.3m Flexible Drain Cleaning Brush – Multi-Use Pipe Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/bincoo-coffee-beans-dose-trays-weighing-solid-wood-walnut-bean-shovel-scoops-measure-tea-separator-vessel-espresso-kitchen-tools\"\u003eBincoo Solid Wood Walnut Bean Shovel \u0026amp; Dose Tray – Precision Kitchen Tool\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What knife handle hole diameter is compatible with this thumb stud and axis screw set?\u003c\/h4\u003e\n\u003cp\u003eA: This folding knife thumb stud and axis screw set is designed for a \u003cstrong\u003e4mm hole diameter\u003c\/strong\u003e. Make sure your knife handle or scales have a 4mm mounting hole to ensure a proper fit.\u003c\/p\u003e\n\u003ch4\u003eQ: What blade thicknesses does this axis screw set support?\u003c\/h4\u003e\n\u003cp\u003eA: The Swayboo 416 stainless steel axis screw set can securely fasten blades ranging from \u003cstrong\u003e3.4mm to 4.5mm thick\u003c\/strong\u003e, providing a firm, stable lock across a wide range of folding knife blade profiles.\u003c\/p\u003e\n\u003ch4\u003eQ: How many screws are included in the package?\u003c\/h4\u003e\n\u003cp\u003eA: The package includes \u003cstrong\u003e2 complete sets\u003c\/strong\u003e. Each set contains 2 unilateral screws and 1 connecting rod, giving you a total of 4 unilateral screws and 2 connecting rods — enough for one full installation with a spare set.\u003c\/p\u003e\n\u003ch4\u003eQ: Is 416 stainless steel suitable for outdoor or heavy-use knife applications?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. 416 stainless steel is a free-machining grade known for its excellent machinability and good corrosion resistance, making it well-suited for folding knife hardware that sees regular handling and exposure to everyday environments.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What knife handle hole diameter is compatible with this thumb stud and axis screw set?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This folding knife thumb stud and axis screw set is designed for a 4mm hole diameter. Make sure your knife handle or scales have a 4mm mounting hole to ensure a proper fit.\"}}, {\"@type\": \"Question\", \"name\": \"What blade thicknesses does this axis screw set support?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The Swayboo 416 stainless steel axis screw set can securely fasten blades ranging from 3.4mm to 4.5mm thick, providing a firm, stable lock across a wide range of folding knife blade profiles.\"}}, {\"@type\": \"Question\", \"name\": \"How many screws are included in the package?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The package includes 2 complete sets. 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