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Tungsten Carbide Micro Drill Bit with Fixed Shank for Mini CNC
US$3.91-13.53
5 Pieces
Product profile
Customization
AvailableCustomized
Standard Sizes and CustomStandard
Factory StandardModel NO.
Micro Drill D0.1-D4 mmLength
Stub-lengthType
Twist Drill BitMaterial
Solid CarbideUsage
PCB Drilling, Metal DrillingCarbide Material
Solid Tungsten CarbideDiameter Range
0.1-4 mmShank
3 mm or 4 mm Fixed ShankOverall Length
38 mm or 50 mmVersions
for Aluminum or for SteelWorkpiece
Steel, Stainless Steel, Aluminum, Copper, PCBFlutes
2Stock Status
Standard Sizes Made to Order FastMade-to-Order Lead Time
About 15 Working DaysRaw Material
100% Original Carbide, No Recycled MaterialTransport Package
1 PC Per Plastic Tube; 10 PCS Per BoxSpecification
D0.1-D4mm, 3mm or 4mm ShankTrademark
DELEVELOrigin
Changzhou, JiangsuHS Code
8207709000Production Capacity
50000PCS/MonthKey features
Solid Carbide: ground from 100% original tungsten carbide rod, no recycled material.
Small Holes: micro drills from 0.1 mm to 4 mm diameter.
Fixed Shank: 3 mm shank (38 mm long) or 4 mm shank (50 mm long) for easy, stable clamping.
Two Versions: a sharp version for aluminium and copper, a stronger version for steel.
For PCB and Precision Parts: circuit boards, jewellery, medical and precision components.
Made to Drawing: special diameters, lengths and coolant holes from 5 pieces.
Measured While Grinding: tools are measured on the machine during grinding.
Micro Grain Carbide: micro-grain carbide rod for small tools; rod supplier reports on request.
Company profile

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableAverage Response Time: ≤1.00hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, EXW, CIF
AI-Powered supplier vetting
SummaryCHANGZHOU DELEVEL TOOLS CO., LTD. is a China-based manufacturer/factory specializing in carbide drills, end mills, threading tools, modular tooling, and custom carbide tools. It reports ISO 9001 certification, more than 12 years of carbide-tooling experience, six production lines, six-to-ten R&D engineers, six-to-ten quality-control staff, and annual carbide end-mill output of 600,000 pieces. The supplier supports multiple customization modes, ODM, and OEM services for well-known brands, and reports inventory capability and off-peak lead times within 15 working days. However, written corrective-action and complaint-handling procedures are absent, overseas service infrastructure is limited, and the validity of manufacturing-capacity contracts and quality-assurance status is unknown. Financial-capacity entries are present for 2023–2025, but no sufficient non-monetary evidence establishes financial strength. Customer cases are not specifically documented.
Supplier typeThe supplier is explicitly identified as a Manufacturer/Factory and a limited company in China. Its listed products and business scope cover carbide and other metal tooling, consistent with a direct manufacturing supplier.
CertificationsThe supplier reports holding ISO 9001 certification for its management system. This is explicit evidence of a formal quality-management certification, although the slices do not provide certificate validity or scope details.
After-Sales capabilityThe supplier has no written procedures or records for corrective and preventive actions or effective complaint handling. It has inventory capability, but no overseas warehouse, showroom, agents, or branches; therefore, the documented after-sales framework is deficient despite some fulfillment support.
R&D capabilityThe supplier reports new products during the past year, ODM availability, and six-to-ten R&D engineers with total R&D experience stated at six-to-ten years. It lacks an available SDK, but the documented product-development and ODM activity supports innovation capability overall.
Production capacityThe supplier operates six production lines, reports 600,000 carbide end mills produced annually, employs six-to-ten quality-control staff, and states off-peak lead times within 15 working days. Inventory capability and a claimed on-time-delivery record further support production execution, although contract status and quality-assurance status remain unknown.
Customization capabilityThe supplier explicitly offers customization from samples, designs, full and minor customization, flexible customization, ODM services, and custom carbide tools. Its stated specialization in non-standard carbide tools and technical support directly supports strong customization capability.
Product Q&A
Q:Which sizes are standard?
A:
0.1 to 3 mm on a 3 mm shank (38 mm long), and 2 to 4 mm on a 4 mm shank (50 mm long). See the size table.
Q:Should I choose the aluminium or steel version?
A:
The aluminium version has a sharper edge for aluminium, copper and plastics. The steel version has a stronger edge for steel and stainless steel.
Q:Can you drill printed circuit boards?
A:
Yes. Our micro drills are used for PCB drilling as well as precision metal parts.
Q:Do you have micro drills with internal coolant?
A:
Yes. Coolant micro drills from 2 mm on a 4 mm shank are available; please ask.
Q:Can you make special micro drills?
A:
Yes. Special diameters, lengths and point angles are made to your drawing from 5 pieces.
Send Inquiry
*To:
CHANGZHOU DELEVEL TOOLS CO., LTD.
CHANGZHOU DELEVEL TOOLS CO., LTD.*Content:
Supplier replies will be sent to your registered email
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