{"product_id":"sunf1-4-100-1-2","title":"Robert Charles Piloted Microstop Countersink - 3 Flute - Integral Pilot - Threaded Shank - 1\/4 Pilot Diameter - 100°","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe Robert Charles Piloted Microstop Countersink is a precision 3‑flute cutter with an integral pilot that guides every hole for accurate alignment and consistent countersinking. It’s tailored for aerospace, automotive, and precision engineering applications where every countersunk surface matters.\n\u003c\/p\u003e \u003cp\u003e\nWith a threaded shank for a secure, slip‑free fit and reliable depth control, this countersink pairs with microstop cages to reproduce the same depth across multiple holes. The pilot diameter is tightly controlled at −0.0005\" to −0.0015\", ensuring repeatable, high‑accuracy results even on challenging materials.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eIntegral Pilot for Accurate Alignment\u003c\/b\u003e: Keeps the countersink centered for consistent seating and reduced rework.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e3‑Flute Design for Clean Countersinking\u003c\/b\u003e: Delivers smooth finishes and balanced chip evacuation for repeatable results.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eThreaded Shank with Secure Fitment and Depth Control\u003c\/b\u003e: Provides a stable, repeatable depth when used with microstop cages, enhancing workflow reliability.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis tool enables faster setup, tighter tolerances, and dependable performance in critical assemblies. By combining a precise pilot with secure threading and compatible depth control, it supports high‑quality countersinking where consistency and precision are non‑negotiable.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Robert Charles","offers":[{"title":"Default Title","offer_id":43418546962510,"sku":"SUNF1\/4-100-1\/2","price":33.18,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/Piloted_Microstop_Countersinks_b62db3a2-167f-4eb1-b20f-a30f8838dbea.png?v=1770028391","url":"https:\/\/www.protool-ltd.co.uk\/products\/sunf1-4-100-1-2","provider":"Protool Precision Tools","version":"1.0","type":"link"}