Tooleye Total Length 80mm Carbide Drill Bits HRC45 HRC55 For Hard Metalworking CNC Tools Tungsten Steel Metal Drills 21-10mm<br> Tooleye Total Length 80mm Carbide Drill Bits HRC45 HRC55 For Hard Metalworking CNC Tools Tungsten Steel Metal Drills 2.1-10mm<br> ProductInformation:<br> Name:TwistDrillBit<br> Material:Carbide/TungstenSteel<br> Diameter:2.1-9.0mm(increments0.1mm)<br> ProcessingHardness:HRC45/HRC55<br> CoatingType:Uncoated/Nano-coating/BlueNano-coating<br> Application:Widelyusedforprocessingmetalmaterialssuchascarbonsteel,castiron,moldsteel,alloysteel,toolsteel,stainlesssteel,etc.<br> ApplicationDevice:PrecisionCNCequipmentsuchasCNCmachiningcenters,CNClathes,engravingmachines,benchdrills,etc.<br> Productadvantages:<br> 1.Theoverallmaterialismadeoftungstensteel,whichhasveryhighseismicresistanceandwearresistance.<br> 2.Equippedwithalargecapacityspiralchipremovalgroove,theintegratedspiralgrooveensuressmootherchipremoval.<br> 3.Thecuttingedgeofthedrillbithasananocoating,whichcanquicklycutanddrillholes,effectivelyreducingthenumberoftoolchanges.<br> 4.Standardroundandstraightshankdesign,strongcompatibility,tightbite,highbearingcapacity,andnoteasytobreak<br> Notices:<br> 1.Tungstensteeldrillbitshaveveryhighhardness,buttheirrelativetoughnesswilldecrease,andarenotrecommendedforuseonequipmentwithpoorstability.Forexample,handhelddevices.<br> 2.ThehighertheHRCvalue,thehigherthehardnessandwearresistanceofthemetalmaterialthatcanbeprocessed;Ifyouwanttoprocessmaterialssuchasaluminumandcopperthatarepronetoknifesticking,itisrecommendedtouseuncoatedHRC45drillbits.<br> 3.Thediameterofthedrillbitisavailableinincrementsof0.1mmfrom0.5to20.0mm.Ifyoucannotfindthediameteryouneed,pleasecontactcustomerserviceforassistance.<br> Pleasereadthefollowingbeforepayment:<br> 1.FreeShipping:Whentheorderamountexceeds10USD,weprovidea"freeshipping"servicetomostcountriesaroundtheworld.Iftheorderstillshowsthattheshippingfeeneedstobepaid,pleasecontactcustomerserviceformodification.<br> 2.Whenyouneedtopurchasemultiplespecifications,pleaseaddthemtotheshoppingcartbeforemakingthepayment,asthepricewillbemorefavorable;Ifyoufindthattheshippingcosthasbeenrepeatedlychargedwhenpurchasingmultipleproducts,pleasecontactcustomerserviceforprocessing,andwewillpromptlymodifytheorderforyou.<br> 3.Pleasechecktheorderquantityandcorrespondingspecificationsbeforemakingpayment.Ifyouhaveanyquestionsaboutthisproduct,pleasefeelfreetocontactus!Wearehappytoprovideyouwithrelevantsuggestions.<br> 4.Afterplacinganorder,duetotheuncertaintyofinternationaltransportationandlongdeliverytimes.Ifyouhaveanyquestionsordoubtsabouttheorderyoupurchased.Pleasecontactusandwewillprovideassistance.<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store