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M35 Twist Drill Selection - Cobalt Bits with Custom Specifications

Name: M35 Twist Drill Selection - Cobalt Bits with Custom Specifications
Brand: Zhejiang ZhengCheng lmport & Export Co.,LTD
SKU: 1970058441

Zhejiang, ChinaZhejiang ZhengCheng lmport & Export Co.,LTD

US$0.10-1.20

50 Piece

Sample price:US$1.50/piece.Request sample

Product profile

Customization

Available

Customized

Standard

GB/T

Model NO.

M35

Length

Standard Length

Type

Twist Drill Bit

Material

High Speed Steel

Usage

Metal Drilling

Application

Stainless Steel/Mold Steel/Copper Alloy...etc

Unit Price

Shank Shape

Straight Shank

Customized Support

OEM, ODM

Transport Package

Plastic Box or Your Requriement

Specification

1.5mm - 13mm

Trademark

ZEICIN

Origin

China

HS Code

8207509000

Key features

M35 Cobalt HSS Material: High-speed steel with cobalt infusion for superior heat resistance and wear resistance.

Vacuum Heat Treatment: Advanced quenching and cryogenic treatment optimize hardness up to HRC 67.

Multi-Material Versatility: Effective for drilling stainless steel, cast iron, alloy steel, and copper alloys.

CNC Precision Grinding: Ensures sharp cutting edges, balanced flute geometry, and minimal vibration.

Anti-Slip Ground Tip: Fully ground tip provides precise positioning and reduces bit walking.

Corrosion-Resistant Finish: Polished surface enhances rust resistance for use in high-humidity environments.

Customizable Options: Supports OEM/ODM with customizable flute lengths, angles, and PVD coatings.

Optimized Chip Evacuation: Advanced spiral flute geometry reduces friction and prevents material clogging.

Company profile

Zhejiang ZhengCheng lmport & Export Co.,LTD

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2019-03-26Nearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤1.23hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, EXW, CIF

AI-Powered supplier vetting

SummaryThe supplier is a limited trading company with five employees, focused on steel raw materials, cutting tools, and plastic raw materials. It has self-operated import/export rights, six years of export experience, and exports reportedly account for 90% of total sales. The supplier offers OEM and ODM services, has introduced new products within the past year, and supports extensive customization from samples, designs, or full specifications. However, it has no available SDK, overseas showroom, overseas agents or branches, or offline trade-show participation. Service-management controls are weakly documented: no written corrective-action, complaint-handling, supplier-assessment procedures, or approved-supplier list were identified. Raw-material traceability, quality assurance, sustainability documentation, and fire-drill status remain unknown. A CTI audit record is provided for the period from 2025-05-10 to 2026-05-09, but the stated evaluation result is not interpretable without a defined scoring scale.

After-Sales capabilityThe supplier has no overseas showroom, agents, branches, or stated overseas service countries, and it has not participated in offline trade shows. It also lacks written complaint-handling and corrective/preventive-action procedures, while its service-capability assessment procedure has no written procedures or records, indicating limited documented after-sales infrastructure.

R&D capabilityThe supplier reports new products within the past year and offers ODM services, supporting some product-development capability. However, it reports no available SDK, so its innovation capability is evidenced for product development and design services but not for SDK-based technical integration.

Customization capabilityThe supplier explicitly provides customization from samples, customization from designs, full customization, minor customization, and flexible customization. These services are reported in multiple slices and directly demonstrate broad customization coverage.

Client casesThe supplier reports providing OEM services for well-known brands, which is direct evidence of at least one type of customer engagement. No brand names, project details, product quantities, performance records, or additional customer cases are provided.

Product Q&A

Q:What makes M35 cobalt twist drills special?

M35 cobalt twist drills are made from high-speed steel with cobalt, offering superior strength, heat resistance, and durability. They are perfect for tough materials like stainless steel and hardened alloys.

Q:What materials can I use these drill bits on?

These drill bits work well on stainless steel, alloy steel, cast iron, carbon steel, and other hard metals.

Q:Can I customize the drill bits?

Yes, you can customize the drill bits by choosing specific flute lengths, angles, and coatings for improved durability and performance.

Q:What is the hardness of the drill bits?

The advanced heat treatment process optimizes the hardness of the material up to HRC 67.

Q:What coatings are available for these drills?

Customization options include advanced PVD coatings such as TiN and TiAlN for increased durability and better chip evacuation.