{"product_id":"5855-3-16-82","title":"Robet Charles Imperial Piloted Countersink - 3 Flutes Integral Pilot Straight Shank - 3\/16 Pilot Diameter - 82° Inclusive Angle","description":"\u003cdiv\u003e\n\u003cp\u003eThe Robet Charles Imperial Piloted Countersink is a precision tool designed for repeatable countersinking in high-accuracy machining. Its integral pilot and 3-flute design ensure accurate hole alignment, smooth cutting action, and reduced chatter across aerospace, automotive, and general engineering applications.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003e3‑Flute Cutting Design for Smooth, Clean Countersinks\u003c\/b\u003e: The three flutes provide efficient cutting and better chip evacuation, delivering a cleaner chamfer with reduced vibration for consistent results across materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIntegral Pilot with Tight Tolerances\u003c\/b\u003e: Built-in pilot diameter is held to −0.0005\" to −0.0015\", ensuring concentric countersinks and repeatable hole alignment without the need for a separate pilot.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e82° Inclusive Angle with 3\/16\" Integral Pilot and Straight Shank\u003c\/b\u003e: Delivers a precise chamfer profile and compatibility with standard tooling setups for reliable engagement and rigidity in challenging setups.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eTogether, these features help you complete countersinking tasks with greater speed and confidence. The integrated pilot and tight tolerances minimize misalignment and chatter, delivering consistent holes and clean chamfers that improve surface finish. With a rigid straight shank and standard 82° geometry, you can rely on predictable performance across aerospace, automotive, and general engineering projects, reducing downtime and helping keep production on schedule.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Robert Charles","offers":[{"title":"Default Title","offer_id":43418537164878,"sku":"5855-3\/16-82","price":41.87,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/Robert_Charles_Piloted_Countersink_1c3b27c3-4d29-4c6d-a43e-5760e7448f52.png?v=1770027918","url":"https:\/\/www.protool-ltd.co.uk\/products\/5855-3-16-82","provider":"Protool Precision Tools","version":"1.0","type":"link"}