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Tungsten Steel Solid Carbide Micro Twist Drill Bits Ultra-Fine Diameter Carbide Micro Drills for Printed Circuit Board Drilling
US$2.00-8.00
5 Pieces
Sample price:US$1.50/piece.Request sample
Product profile
Customization
AvailableCustomized
CustomizedStandard
DINModel NO.
Twist Drill BitLength
/Type
Twist Drill BitMaterial
Solid CarbideUsage
PCB Drilling, Metal Drilling, /Descripion
Solid Carbide Drill BitsWorkpiece Material
General Steel/Stainless Steel/Titanium Alloy/AlumiAdvantages
High Precision/Longer Tool Life/Anti-VibrationProduct Name
Micro Carbide DillTransport Package
Each Per Plastic BoxSpecification
D0.04-D20mmTrademark
MSUTOOLSOrigin
ChinaHS Code
8207709000Production Capacity
300000/MonthKey features
Ultra-Fine Grain Material: Made from ultra-fine grain tungsten carbide for superior hardness and wear resistance.
Wide Diameter Range: Supports drilling from 0.05mm to 3.0mm with tight tolerances.
Multiple Coating Options: Available with TiN, TiAlN, and diamond coatings to reduce friction and extend life.
Customization Available: Accepts custom lengths, step diameters, and coating formulas based on drawings.
Internal Coolant Option: Optional internal coolant holes for efficient cooling and chip removal in deep holes.
High Precision Inspection: Micron-level dimensional inspection ensures consistent hole roundness and smooth walls.
Versatile Material Processing: Suitable for PCB, copper, aluminum, stainless steel, and hardened steel.
Anti-Vibration Design: Balanced core thickness and sharp geometry prevent bending and breakage at high speeds.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2024-05-24Nearest Port: Shenzhen, Shanghai, NingboAverage Response Time: ≤5.57hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF
AI-Powered supplier vetting
SummaryZhuzhou MSU Carbide Tools., Ltd is a China-based limited company operating as both a trading company and manufacturer/factory for carbide cutting tools and related products. The supplier reports four production lines, 6–10 years of R&D engineer experience, 6–10 quality-control staff, stock of standard tools, and stated production capacity supporting standard and customized orders. It holds ISO 9001 certification and describes environmental awareness and customer service commitments. Export activity covers multiple global regions, with 41%–50% of sales reportedly derived from exports; however, the supplier only states that exporting began in 2024, so the depth of export history is limited in the provided evidence. Customer cases, financial credibility, and specific after-sales processes are not sufficiently documented.
Supplier typeThe supplier is identified as both a trading company and manufacturer/factory, with a limited-company ownership structure and a dedicated factory location in Zhuzhou, Hunan. Its stated product scope centers on solid carbide cutting tools, including end mills, drill bits, inserts, rotary burrs, toolholders, and customized tools.
CertificationsThe supplier explicitly reports certification of its management system under ISO 9001. This provides documented evidence of a quality-management certification, although no additional certifications are stated.
R&D capabilityThe supplier describes itself as a modern high-tech enterprise, reports 6–10 years of R&D engineer experience, and states that it continually seeks products and services meeting customer needs. These facts support an established product-development capability, though no specific patents, new-product examples, or R&D investment data are provided.
Production capacityThe supplier reports strong production capability, four production lines, 6–10 quality-control staff, stock of standard tools for faster delivery, and delivery targets of within 15 workdays in off-peak periods and one month during peak periods. These stated facilities, staffing, inventory, and lead-time details support production capability, although actual capacity utilization and independently verified output are not provided.
Customization capabilityThe supplier explicitly states that it can produce tools according to a customer's drawing or sample and lists customized carbide tools among its products. This directly supports customization capability for various machining-industry requirements.
Product Q&A
Q:What material are your carbide micro drills made of?
A:
They are made of high-quality solid tungsten carbide, with good hardness and wear resistance.
Q:What diameter range do your micro drills support?
A:
Our carbide micro drill covers ultra-small diameter from 0.1mm to 3.0mm, custom diameters are available.
Q:Can you provide coated micro drills? What coatings are optional?
A:
Yes. We offer TiN, TiAlN and DLC coatings to improve tool life. Uncoated versions are also available.
Q:What materials can these micro drills process?
A:
Suitable for PCB, copper, aluminum, stainless steel, mold steel and other hard or thin-wall materials.
Q:Do you accept custom-made micro drills?
A:
Yes. We can customize shank size, flute length, overall length, point angle and special coating according to your drawings or samples.
Send Inquiry
*To:
Zhuzhou MSU Cemented Carbide Co., Ltd.
Zhuzhou MSU Cemented Carbide Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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