What is the lead time for orders?

Peak season lead time is one month, while off-season lead time is within 15 workdays.

What are the main application industries?

Ideal for electronics, medical devices, precision molds, and automotive miniature components.

What payment terms are accepted?

Accepted terms include LC, T/T, PayPal, Western Union, Small-amount payment, and Money Gram.

Long Life Tungsten Carbide Micro Drill Bits 3.175mm Shank Precision Micro Diameter Drill Bit for PCB SMT CNC Drilling

Name: Long Life Tungsten Carbide Micro Drill Bits 3.175mm Shank Precision Micro Diameter Drill Bit for PCB SMT CNC Drilling
Brand: Zhuzhou MSU Cemented Carbide Co., Ltd.
SKU: 2184853072

Hunan, ChinaZhuzhou MSU Cemented Carbide Co., Ltd.

US$0.90-7.90

5 Pieces

Sample price:US$0.90/piece.Request sample

Product profile

Customization

Available

Customized

Standard

DIN

Model NO.

PCB Drill

Length

Taper-length

Type

Twist Drill Bit

Material

Solid Carbide

Usage

PCB Drilling, Metal Drilling

Descripion

Solid Carbide Drill Bits

Workpiece Material

General Steel/Stainless Steel/Titanium Alloy/Alumi

Advantages

High Precision/Longer Tool Life/Anti-Vibration

Production Machine

5 Axis CNC Machine

Transport Package

Each Per Plastic Box

Specification

D0.05-D3 mm

Trademark

MSUTOOLS

Origin

China

HS Code

8207709000

Production Capacity

300000/Month

Key features

Ultra-Fine Grain Material: Manufactured from ultra-fine grain tungsten carbide for superior hardness and wear resistance.

Wide Diameter Range: Precision drilling capabilities from 0.05mm to 3.0mm diameter for micro-hole machining.

Advanced Coating Options: Available with TiN, TiAlN, and diamond coatings to reduce friction and extend service life.

Optimized Geometry Design: Ultra-sharp point and customized spiral flute design reduce cutting resistance and chip clogging.

Internal Coolant Option: Optional internal coolant hole versions for efficient cooling and chip removal in deep-hole drilling.

High Precision Tolerance: Strict micron-level inspection ensures tight tolerance on diameter, concentricity, and point angle.

Customizable Specifications: Accepts customization for special lengths, step diameters, and coating formulas.

Versatile Material Compatibility: Suitable for General Steel, Stainless Steel, Titanium Alloy, Aluminum, FR4, and Graphite.

Company profile

Zhuzhou MSU Cemented Carbide Co., Ltd.

Hunan, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2024-05-24Nearest Port: Shenzhen, Shanghai, NingboAverage Response Time: ≤7.61hTerms 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.