{"product_id":"5858-1-4-90","title":"Robert Charles Imperial 3 Flute Countersink 90° - 1\/4 Head Diameter","description":"\u003cdiv\u003e\n\u003cp\u003eThe Robert Charles Imperial 3 Flute Countersink is a precision cutting tool designed for accurate countersinking of imperial-sized holes. Its 90° chamfer and 3-flute geometry provide smooth cutting action and reliable chamfer formation, making it ideal for workshops, maintenance tasks, and production machining.\u003c\/p\u003e \u003cp\u003eBuilt for durability and reliable performance, this countersink delivers clean, consistent finishes across steel, aluminium, and plastics. The 1\/4 inch head diameter and imperial sizing ensure repeatable results and easy integration into existing tooling.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSmooth cutting action with 3-flute geometry\u003c\/b\u003e: The 3-flute design delivers smoother cutting, improved stability, and reduced chatter, helping you achieve high-quality chamfers on a variety of materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable, long-lasting performance\u003c\/b\u003e: Engineered for durability and reliable machining, this countersink resists wear and maintains precision over many jobs, reducing downtime and sharpening frequency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePrecise 90° countersink for imperial holes (1\/4 head diameter)\u003c\/b\u003e: Designed for imperial-sized holes with a 1\/4 inch head diameter, it delivers consistent chamfers, repeatable results, and easy setup across machining environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eBy delivering clean, consistent chamfers on imperial holes, the Robert Charles Imperial 3 Flute Countersink helps you reduce rework, speed up setup, and improve assembly accuracy. Its versatile performance across steel, aluminium, and plastics makes it a reliable choice for everyday workshop tasks, maintenance work, and production runs where precision and surface quality matter.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Robert Charles","offers":[{"title":"Default Title","offer_id":43418548568142,"sku":"5858-1\/4-90","price":18.96,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STANDARD_COUNTERSINK_b4eca579-fec9-40e9-9c5d-fd344d43fb09.png?v=1770028573","url":"https:\/\/www.protool-ltd.co.uk\/products\/5858-1-4-90","provider":"Protool Precision Tools","version":"1.0","type":"link"}