{"product_id":"krenlory-a1620-3-16in-rivet-set-401in-shank-cnc-machined-hardened-steel-pneumatic-bit","title":"Krenlory A1620 3\/16in Rivet Set (.401in Shank) — CNC‑Machined Hardened Steel Pneumatic Bit","description":"\u003cp\u003e\u003cstrong\u003eHigh-strength Krenlory A1620 rivet set is a CNC-machined, .401\" shank pneumatic rivet bit engineered to seat 3\/16\" brazier, dome, and solid rivets cleanly and reliably.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis precision rivet set is built for technicians and DIYers who need a durable, interchangeable bit that fits most standard air hammers and pneumatic rivet guns. Manufactured from hardened carbon steel and finished to tight tolerances, the A1620 matches OE form and function for repairing boats, vehicles, metal fabrications, and industrial assemblies. It’s optimized to deliver consistent compressive contact on brazier and dome heads while resisting deformation under impact loads.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the brazier head seat design improve rivet finishes?\u003c\/h3\u003e\n\u003cp\u003eThe A1620’s machined brazier seat contours to the rivet head so pressure spreads evenly across the flange during peening. That controlled contact reduces mushrooming and surface damage, producing a neater, stronger joint without excess rework.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMirror-polished seat ensures smooth contact with 3\/16\" rivet heads\u003c\/li\u003e\n  \u003cli\u003eEven force distribution minimizes skin deformation\u003c\/li\u003e\n  \u003cli\u003eConsistent seating reduces need for follow-up finishing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this bit fit my air hammer or pneumatic rivet gun?\u003c\/h3\u003e\n\u003cp\u003eThe bit uses a standard .401\" (approx. 0.401 inch) shank sized to mate with the majority of common air hammers and pneumatic rivet tools. Its universal fit makes it simple to swap into existing tool setups for both industrial and shop use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard .401\" shank compatible with most air hammers\u003c\/li\u003e\n  \u003cli\u003eDesigned for quick installation and removal from retainer springs\u003c\/li\u003e\n  \u003cli\u003eWorks for pneumatic and manual rivet applications where shank size matches\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable is the Krenlory A1620 under heavy use?\u003c\/h3\u003e\n\u003cp\u003eMade from high-carbon steel, then quenched and CNC-finished, this rivet set resists wear and impact typical of repetitive riveting tasks. The hardening process and precise machining reduce deformation and extend service life even in high-cycle environments.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCNC-machined for accurate geometry and repeatability\u003c\/li\u003e\n  \u003cli\u003eQuenched hardness increases wear and impact resistance\u003c\/li\u003e\n  \u003cli\u003eSolid construction stands up to automotive, marine, and industrial work\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow quickly can I change rivet sets during a job?\u003c\/h3\u003e\n\u003cp\u003eChanging the A1620 is fast: loosen the retainer a few turns, deflect the internal spring, and withdraw the rivet set. The straightforward design saves setup time so you can keep moving between panels or assemblies.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSimple unscrew-and-pull method for rapid swaps\u003c\/li\u003e\n  \u003cli\u003eNo special tools required for bit removal in most hammers\u003c\/li\u003e\n  \u003cli\u003eDesigned for frequent changeovers in production or field repair\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Krenlory A1620 rivet set is aimed at professional mechanics, marine repairers, metal fabricators, aircraft technicians doing non-critical fittings, and skilled DIY enthusiasts who already use pneumatic hammers. If you need a robust, OE-style replacement bit that seats 3\/16\" brazier, dome, and solid rivets with consistent results and easy compatibility with .401\" shank tools, this kit provides a durable, serviceable option backed by a 30-day return and 12-month warranty.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the A1620 compatible with my air hammer?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: If your tool accepts a .401\" shank, the A1620 will fit. Check your hammer’s shank spec before purchase.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What rivet head types can this set seat?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: This bit is made to seat 3\/16\" brazier, dome, and solid universal rivets cleanly.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Krenlory","offers":[{"title":"Default Title","offer_id":55161827033431,"sku":"B0GH5RDDJ2","price":29.51,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/krenlory-front-view-rivet-bit.jpg?v=1790332571","url":"https:\/\/britishgarage.co.uk\/products\/krenlory-a1620-3-16in-rivet-set-401in-shank-cnc-machined-hardened-steel-pneumatic-bit","provider":"British Garage","version":"1.0","type":"link"}