{"product_id":"hmt-tungsten-carbide-multisink-ultra-coated-55mm-90","title":"HMT Tungsten Carbide MultiSink ULTRA Coated 55mm, 90°","description":"\u003cp\u003eThe Ultra coated MultiSink and Weldon Countersink offer increased wear resistance and long-life performance whilst countersinking the most challenging applications, including materials like Hardox, Inconel and Armor plate.\u003cbr\u003e\u003cbr\u003eThe MultiSink is a worldwide unique new Combination Countersink Tool designed \u0026amp; developed by HMT for use with Magnetic Drills.\u003c\/p\u003e\u003cp\u003eInnovative combination countersinking tool\u003cbr\u003eSave time completing countersunk holes\u003cbr\u003eSuitable for holes 16mm and above\u003cbr\u003ePilot feature gives a precise, concentric fit for excellent performance\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e109mm Length\u003cbr\u003e19.05mm (3\/4\") Weldon Shank\u003cbr\u003e90 Degree point angle\u003cbr\u003eCountersink starting diameter = 14mm\u003cbr\u003eThe extreme hardness and resistance of wear plate makes machining it extremely challenging.\u003cbr\u003eGood results are dependent on the right setup - including high torque\/slow speed, geared Magnet Drills, such as the VersaDrive® V125T, and correct lubrication\u003cbr\u003eFor predrilled holes the MultiSink should always be used with a pilot to avoid damage\u003cbr\u003eWhen used for multiple operations eg Drilling then Countersinking, the correct RPM should be used for each separate operation\u003cbr\u003eConstant coolant application is advisable to carry away any heat generated by cutting, as heat build up can cause work hardening\u003cbr\u003eDo not allow the countersink to vibrate over swarf while cutting as this will cause chatter, ultimately causing the cutting edge to chip \u0026amp; blunt\u003c\/p\u003e","brand":"HMT Holemaker Technology","offers":[{"title":"Default Title","offer_id":50030870298929,"sku":"TRC-HMT-601056-0550","price":426.45,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0803\/8016\/6449\/files\/ULTRA-multisink-with-pilot-thumbnail_large_1314c277-1ff2-47c1-a42a-0ec41599891d.jpg?v=1741626150","url":"https:\/\/976ccb.myshopify.com\/products\/hmt-tungsten-carbide-multisink-ultra-coated-55mm-90","provider":"Hurstbourne Forge Welding Supplies","version":"1.0","type":"link"}