{"product_id":"diager-502b-hss-tialn-coated-5-cobalt-step-drill-bit-4-30mm-x-100mm","title":"Diager 502B HSS TiAlN-Coated 5% Cobalt Step Drill Bit (4–30mm x 100mm)","description":"\u003cp style=\"margin:0;\"\u003e\u003cspan style=\"color:#0b5394;\"\u003e\u003cstrong\u003eHIGHLIGHTS:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eDiager 502B HSS TiAlN-Coated 5% Cobalt Step Drill Bit (4–30 mm × 100 mm)\u003c\/strong\u003e is a premium step drill engineered for \u003cstrong\u003efast, accurate drilling and hole enlargement in metal, plastic, and composite materials\u003c\/strong\u003e. Manufactured from \u003cstrong\u003efully ground HSS with 5% cobalt\u003c\/strong\u003e and protected by a \u003cstrong\u003eTiAlN (Titanium Aluminium Nitride) coating\u003c\/strong\u003e, it delivers exceptional wear resistance, reduced friction, and superior heat resistance for extended tool life.\u003c\/p\u003e\n\n\u003cp\u003eThe drill bit features a \u003cstrong\u003ehelical flute\u003c\/strong\u003e for improved chip evacuation and smoother penetration, while the integrated \u003cstrong\u003edeburring tool\u003c\/strong\u003e produces clean, burr-free holes in a single operation. Its \u003cstrong\u003ethree-flat shank\u003c\/strong\u003e provides maximum grip inside the drill chuck, preventing slippage during demanding applications.\u003c\/p\u003e\n\n\u003cp\u003eDesigned for professional fabricators, electricians, installers, and maintenance technicians, the Diager 502B Step Drill Bit is ideal for enlarging existing holes or drilling multiple diameters using a single tool.\u003c\/p\u003e\n\n\u003cp style=\"margin:0;\"\u003e\u003cspan style=\"color:#0b5394;\"\u003e\u003cstrong\u003eFEATURES:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cul style=\"margin-top:0;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully Ground HSS with 5% Cobalt\u003c\/strong\u003e for excellent strength and durability.\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eTiAlN (Titanium Aluminium Nitride) Coating\u003c\/strong\u003e improves wear resistance and heat protection.\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eHelical Flute Design\u003c\/strong\u003e provides smooth penetration and efficient chip evacuation.\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Deburring Tool\u003c\/strong\u003e creates clean, burr-free holes.\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eThree-Flat Shank\u003c\/strong\u003e ensures secure chuck grip and minimizes slippage.\u003c\/li\u003e\n\n\u003cli\u003eMultiple drilling diameters with a single step drill bit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp style=\"margin:0;\"\u003e\u003cspan style=\"color:#0b5394;\"\u003e\u003cstrong\u003eBENEFITS:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cul style=\"margin-top:0;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended Tool Life\u003c\/strong\u003e through advanced TiAlN coating.\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eHigh Temperature Resistance\u003c\/strong\u003e for continuous heavy-duty drilling.\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eFast Penetration\u003c\/strong\u003e with improved chip removal.\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eClean Hole Finishing\u003c\/strong\u003e thanks to the integrated deburring feature.\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eMaximum Chuck Holding Power\u003c\/strong\u003e with the three-flat shank design.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSuitable Materials:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul style=\"margin-top:0;\"\u003e\n\u003cli\u003eStainless Steel\u003c\/li\u003e\n\u003cli\u003eAlloy Steel\u003c\/li\u003e\n\u003cli\u003eNon-alloy Steel\u003c\/li\u003e\n\u003cli\u003eCast Iron (Spheroidal)\u003c\/li\u003e\n\u003cli\u003eCast Iron\u003c\/li\u003e\n\u003cli\u003eAluminium\u003c\/li\u003e\n\u003cli\u003eComposite Materials\u003c\/li\u003e\n\u003cli\u003eCopper\u003c\/li\u003e\n\u003cli\u003eBrass\u003c\/li\u003e\n\u003cli\u003ePlastic\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cstyle\u003e\ntable{\nborder:none;\nborder-collapse:collapse;\nwidth:100%;\n}\n\ntd{\nborder:none;\npadding:3px;\ncolor:black;\ntext-align:left;\n}\n\ntd:first-child{\nfont-weight:bold;\n}\n\ntr:nth-child(odd){\nbackground:#E6EEF0;\n}\n\u003c\/style\u003e\n\n\u003ctable\u003e\n\u003ccaption\u003e\u003cspan style=\"color:#0b5394;float:left;\"\u003e\u003cstrong\u003ePRODUCT INFORMATION:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/caption\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003e502B\u003c\/td\u003e\n\u003ctd\u003eHSS TiAlN-Coated 5% Cobalt Step Drill Bit (4–30 mm × 100 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cbr\u003e\n\n\u003ctable\u003e\n\u003ccaption\u003e\u003cspan style=\"color:#0b5394;float:left;\"\u003e\u003cstrong\u003eSPECIFICATIONS:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/caption\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eDiager\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e502B\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eHSS TiAlN-Coated 5% Cobalt Step Drill Bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eFully Ground HSS with 5% Cobalt\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eCoating\u003c\/td\u003e\n\u003ctd\u003eTiAlN (Titanium Aluminium Nitride)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eDrilling Range\u003c\/td\u003e\n\u003ctd\u003e4–30 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eOverall Length\u003c\/td\u003e\n\u003ctd\u003e100 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eFlute Design\u003c\/td\u003e\n\u003ctd\u003eHelical Flute\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eShank Type\u003c\/td\u003e\n\u003ctd\u003eThree-Flat Shank\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eDeburring Feature\u003c\/td\u003e\n\u003ctd\u003eIntegrated Deburring Tool\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eSuitable Materials\u003c\/td\u003e\n\u003ctd\u003eStainless Steel, Alloy Steel, Non-alloy Steel, Cast Iron (Spheroidal), Cast Iron, Aluminium, Composite, Copper, Brass, Plastic\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eApplications\u003c\/td\u003e\n\u003ctd\u003eHole Enlargement, Sheet Metal Fabrication, Electrical Installation, HVAC, Maintenance, Industrial Metalworking\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Diager","offers":[{"title":"Default Title","offer_id":48825768739048,"sku":null,"price":5949.0,"currency_code":"PHP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0728\/1777\/files\/502B.jpg?v=1785482008","url":"https:\/\/www.gigatools.ph\/products\/diager-502b-hss-tialn-coated-5-cobalt-step-drill-bit-4-30mm-x-100mm","provider":"GIGATOOLS Industrial Center","version":"1.0","type":"link"}