{"product_id":"335c-5-3-90","title":"Robert Charles DIN 3 Flute Countersink 90° - 5.3mm Head Diameter","description":"\u003cdiv\u003e\n\u003cp\u003eThe Robert Charles DIN 3 Flute Countersink 90° is a precision cutting tool engineered to create accurate 90-degree countersinks and chamfers. Manufactured to DIN standards, it delivers reliable performance in engineering, maintenance, and production environments where precision matters.\u003c\/p\u003e \u003cp\u003eWith a 5.3 mm head diameter and a 3-flute design, this countersink provides smooth, stable cutting, reduced vibration, and efficient chip evacuation to deliver consistent, high-quality finishes across a range of materials including steels, aluminium, and plastics.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eDIN-standard precision\u003c\/b\u003e: Delivers accurate 90° countersinks and chamfers with a superior surface finish, helping parts meet tight tolerances.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e3-flute design for smooth cutting\u003c\/b\u003e: Reduces vibration and improves chip evacuation, yielding accurate, repeatable results even on harder materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eReliable versatility with 5.3 mm head\u003c\/b\u003e: The 5.3 mm head diameter enables precise chamfer control on steels, aluminium, and plastics while a robust body stands up to daily workshop use.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eUsing this countersink helps you finish parts to spec faster, reduce rework, and maintain high surface quality across batches. It supports efficient workflows in machining, assembly, and maintenance by delivering dependable, repeatable results with every pass.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Robert Charles","offers":[{"title":"Default Title","offer_id":43418549485646,"sku":"335C-5.3-90","price":19.75,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STANDARD_COUNTERSINK_50b72e9f-cb37-4eb6-b584-284cd8165f9b.png?v=1770028673","url":"https:\/\/www.protool-ltd.co.uk\/products\/335c-5-3-90","provider":"Protool Precision Tools","version":"1.0","type":"link"}