Kaonekeswe
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) Kodi ndingapeze liti mtengo wake?
Nthawi zambiri timatchula mawu pasanathe maola 24 titafunsidwa.Ngati mukufulumira kuti mupeze mtengo, chonde tiyimbireni kapena tiwuzeni mu imelo yanu kuti tiwone zomwe mukufuna patsogolo.
2) Ndingapeze bwanji chitsanzo kuti muwone ubwino wanu?
Pambuyo kutsimikizira mtengo, mungafunike zitsanzo kuti tione khalidwe lathu. Ngati mukungofunika chitsanzo chopanda kanthu kuti muwone kapangidwe kake ndi mtundu wa pepala, tidzakupatsani zitsanzo zaulere, bola mungakwanitse kunyamula katundu.
3) Kodi ndingayembekezere kutenga chitsanzo mpaka liti?
Mutatha kulipira chitsanzo ndi kutitumizira mafayilo otsimikiziridwa, zitsanzozo zidzakhala zokonzeka kutumizidwa m'masiku 3-7. Zitsanzo zidzatumizidwa kwa inu kudzera pa Express ndikufika pamasiku 3-7 ogwira ntchito. Mutha kugwiritsa ntchito akaunti yanuyanu kapena kutilipiriratu ngati mulibe akaunti.
4) Kodi ndondomeko yonseyi ikuchitika nthawi yayitali bwanji?
Mutatha kuyitanitsa, nthawi yogwira ntchito ndi pafupifupi masiku 20-25. Timafunika masiku 7 kukonza zinthu zonse kenako masiku 15 kupanga.
5) Nanga bwanji tsiku la mayendedwe ndi kutumiza?
Nthawi zambiri timagwiritsa ntchito kutumiza katunduyo.Ndi pafupi masiku 7-25.Zimadaliranso kuti coutry ndi doko muli chiyani.Zingakhale zazifupi ngati mukufuna kutumiza katundu ngati Asia. Ngati pali zadzidzidzi titha kutumiza katunduyo kudzera pa air Express, bola mungakwanitse kulipira ndalama zamagalimoto.
6) Kodi ndinu makampani ogulitsa kapena opanga?
Ndife akatswiri opanga. Sitingokhala ndi fakitale yathu ya zida, komanso tili ndi fakitale ya simenti ya carbide.
7) Kodi fakitale yanu ili kuti?
Tili mu mzinda wa Zhuzhou, Province la Hunan., tawuni ya tungsten carbide ku China.
8) Kodi ndingayembekezere kutenga chitsanzo mpaka liti?
Mutatha kulipira chitsanzo ndi kutitumizira mafayilo otsimikiziridwa, zitsanzozo zidzakhala zokonzeka kutumizidwa m'masiku 3-7. Zitsanzo zidzatumizidwa kwa inu kudzera pa Express ndikufika pamasiku 3-5 ogwira ntchito. Mutha kugwiritsa ntchito akaunti yanuyanu kapena kutilipiriratu ngati mulibe akaunti.
9) Nanga katundu wanu?
Tili ndi zinthu zambiri zomwe zilipo, mitundu yokhazikika komanso makulidwe ake onse ali mgulu.
10) Kodi kutumiza kwaulere kuli kotheka?
Sitimapereka ntchito yotumizira kwaulere. Titha kuchotsera ngati mutagula zinthu zambiri
Omasuka kulankhula nane:
Ayimee
Oyang'anira ogulitsa
Malingaliro a kampani Zhuzhou Chuangde Cemented Carbide Co., Ltd
215, building 1, International Students Pioneer Park,
TaishanRoad, District Tianyuan, Zhuzhou City.
Imelo: cd@cdcarbide.com
Tel:+86-731-22506139
Mobile:+8613786352688
Whatspp/wechat/Skype : 0086 13786352688















