Inkcazo
Product Overview
This industrial-grade 8.0mm solid carbide twist drill bit is engineered for high-speed, precision hole-making in demanding metalworking applications. Featuring an 8.0mm cutting diameter, 41mm flute length, 8mm straight shank, and 79mm overall length, this 3D depth-to-diameter ratio drill delivers maximum structural rigidity, rapid chip evacuation, and tight hole tolerances across ISO P (Steels), ISO M (Stainless Steels), and ISO K (Cast Iron) workpiece materials.
2. Technical Specifications
Cutting Diameter: 8.0 mm
Flute Length: 41 mm
Shank Diameter: 8.0 mm
Overall Length: 79 mm
Drilling Depth Ratio: 3D (Up to 3 times hole depth)
Substrate Material: Premium Ultra-Fine Micro-Grain Solid Carbide
Flute Design: Dual helical spiral flutes for fast chip curling and cooling
Shank Type: Cylindrical Straight Shank (DIN 6535 HA equivalent)
Machining Type: High-efficiency CNC hole drilling, blind hole, and through-hole machining.





| Cutting Diameter (D) | Flute Length (L1) | Shank Diameter (d) | Overall Length (L) | Drilling Depth Range |
| 3.0 mm | 20 mm | 3.0 mm | 54 mm | 3D (0 - 9 mm) |
| 3.5 mm | 20 mm | 4.0 mm | 54 mm | 3D (0 - 10.5 mm) |
| 4.0 mm | 24 mm | 4.0 mm | 55 mm | 3D (0 - 12 mm) |
| 4.5 mm | 24 mm | 5.0 mm | 58 mm | 3D (0 - 13.5 mm) |
| 5.0 mm | 28 mm | 5.0 mm | 62 mm | 3D (0 - 15 mm) |
| 5.5 mm | 28 mm | 6.0 mm | 66 mm | 3D (0 - 16.5 mm) |
| 6.0 mm | 28 mm | 6.0 mm | 66 mm | 3D (0 - 18 mm) |
| 6.5 mm | 34 mm | 8.0 mm | 79 mm | 3D (0 - 19.5 mm) |
| 7.0 mm | 34 mm | 8.0 mm | 79 mm | 3D (0 - 21 mm) |
| 7.5 mm | 41 mm | 8.0 mm | 79 mm | 3D (0 - 22.5 mm) |
| 8.0 mm | 41 mm | 8.0 mm | 79 mm | 3D (0 - 24 mm) |
| 8.5 mm | 47 mm | 10.0 mm | 89 mm | 3D (0 - 25.5 mm) |
| 9.0 mm | 47 mm | 10.0 mm | 89 mm | 3D (0 - 27 mm) |
| 9.5 mm | 47 mm | 10.0 mm | 89 mm | 3D (0 - 28.5 mm) |
| 10.0 mm | 47 mm | 10.0 mm | 89 mm | 3D (0 - 30 mm) |
| 10.5 mm | 55 mm | 12.0 mm | 102 mm | 3D (0 - 31.5 mm) |
| 11.0 mm | 55 mm | 12.0 mm | 102 mm | 3D (0 - 33 mm) |
| 12.0 mm | 55 mm | 12.0 mm | 102 mm | 3D (0 - 36 mm) |
| 14.0 mm | 60 mm | 14.0 mm | 107 mm | 3D (0 - 42 mm) |
| 16.0 mm | 65 mm | 16.0 mm | 115 mm | 3D (0 - 48 mm) |
| 20.0 mm | 79 mm | 20.0 mm | 131 mm | 3D (0 - 60 mm) |
Typical Applications
Automotive & Machinery Parts: Hole drilling in engine brackets, mounting plates, hydraulic manifolds, and steel housings.
Die & Mold Fabrication: Precision guide pin and ejector hole drilling in tool steels and pre-hardened mold plates.
General CNC Machining: Ideal for high-volume automated CNC vertical machining centers (VMC) and lathe drilling setups.



FAQ
1) Ndingalifumana nini ixabiso?
Sidla ngokucaphula kwiiyure ezingama-24 emva kokuba sifumene i-inquiry.Ukuba ungxamiseke kakhulu ukufumana ixabiso, nceda usitsalele umnxeba okanye usixelele kwi-imeyile yakho ukuze siwuthathele ingqalelo umbuzo wakho.
2) Ndingayifumana njani isampuli ukujonga umgangatho wakho?
Emva kokuqinisekiswa kwexabiso, unokufuna iisampuli ukujonga umgangatho wethu. Ukuba ufuna nje isampulu engenanto ukujonga uyilo kunye nomgangatho wephepha, siya kukubonelela ngesampulu simahla, ukuba nje unakho ukuthenga iimpahla ezicacileyo.
3) Ndingalindela ixesha elingakanani ukufumana isampuli?
Emva kokuba uhlawule intlawulo yesampuli kwaye usithumele iifayile eziqinisekisiweyo, iisampuli ziya kuba zilungele ukuhanjiswa kwiintsuku ze-3-7. Iisampuli ziya kuthunyelwa kuwe nge-express kwaye zifike ngeentsuku ezi-3-7 zomsebenzi. Ungasebenzisa i-akhawunti yakho ye-express okanye usihlawule kwangaphambili ukuba awunayo i-akhawunti.
4) Ingaba yonke inkqubo yenziwa ixesha elingakanani?
Emva kokuba ufake iodolo, ixesha lokuphatha imveliso limalunga neentsuku ezingama-20-25. Sidinga iintsuku ezisi-7 ukulungiselela zonke izinto emva koko iintsuku ezili-15 zokwenziwa.
5) Kuthekani ngomhla wokuthutha kunye nokuhanjiswa?
Ngokuqhelekileyo sisebenzisa ukuthunyelwa ukuhambisa iimpahla.Kumalunga ne-7-25 iintsuku.Kwaye kuxhomekeke kwi-coutry kunye ne-port okhoyo.Inokuba mfutshane ukuba ufuna ukuthumela iimpahla ezifana ne-Asian. Ukuba kukho izinto ezingxamisekileyo singazithumela iimpahla nge-air Express, ukuba nje uneendleko zendlela.
6) Ngaba uyinkampani yokurhweba okanye umenzi?
Singabavelisi abaqeqeshiweyo. Asinabanini kuphela umzi-mveliso wezixhobo zethu, kodwa sikwanawo nomzi-mveliso we-carbide onesamente.
7) Uphi umzi-mveliso wakho?
Sizinze kwidolophu yase Zhuzhou, kwiPhondo lase Hunan
I-8) Ndingalindela ixesha elingakanani ukufumana isampuli?
Emva kokuba uhlawule intlawulo yesampuli kwaye usithumele iifayile eziqinisekisiweyo, iisampuli ziya kuba zilungele ukuhanjiswa kwiintsuku ze-3-7. Iisampulu ziya kuthunyelwa kuwe nge-express kwaye zifike ngeentsuku ezi-3-5 zomsebenzi. Ungasebenzisa i-akhawunti yakho ye-express okanye usihlawule kwangaphambili ukuba awunayo i-akhawunti.
9) Kuthekani ngesitokhwe sakho?
Sinemveliso eninzi kwisitokhwe, iintlobo eziqhelekileyo kunye nobukhulu zonke zikhoyo.
10) Ngaba ukuthunyelwa kwamahhala kunokwenzeka?
Asinikezeli ngenkonzo yokuthumela simahla. Sinokuba nesaphulelo ukuba uthenga iimveliso zesixa esikhulu
Nceda uqhagamshelane nam:
Aimee
Umlawuli wentengiso
Zhuzhou Chuangde Cemented Carbide Co
215, building 1, International Students Pioneer Park,
I-TaishanRoad, iSithili se-Tianyuan, iSixeko sase-Zhuzhou.
I-imeyile: cd@cdcarbide.com
Tel:+86-731-22506139
Mobile:+8613786352688
Whatspp/wechat/Skype : 0086 13786352688
















