M35 Cobalt Drill Bits - Multi-Purpose & Wear-Resistant

Name: M35 Cobalt Drill Bits - Multi-Purpose & Wear-Resistant
Brand: Zhejiang ZhengCheng lmport & Export Co.,LTD
SKU: 1970052601

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 Material: High-speed steel with cobalt for superior wear resistance and heat tolerance.

Customizable Options: Supports OEM/ODM, custom coatings (TiN/TiAlN), and tailored geometry.

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

Precision Engineering: Sharp cutting edges and optimized flute geometry for smooth, accurate drilling.

Advanced Heat Treatment: Vacuum heat treatment and cryogenic treatment enhance hardness up to HRC 67.

Anti-Slip Ground Tip: Fully ground tip ensures precise positioning and minimizes bit walking.

Fast Lead Time: Efficient production ensures quick delivery, within 15 workdays off-peak.

Corrosion Resistant: Polished surface enhances rust resistance and prolongs tool life.

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: ≤0.85hTerms 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 causes premature wear or breakage?

Causes include excessive feed rate, insufficient cooling, or dry drilling. For hard materials like stainless steel, M35 or coated drills are recommended over general-purpose HSS.

Q:How can I tell when to replace the drill bit?

Signs include surface finish degradation, hole diameter deviation greater than 0.1mm, unusual noise, or excessive vibration. Inspect for edge rounding or micro-chipping.

Q:Can I order non-standard or custom-designed drill bits?

Yes, we offer fully customized solutions including step drills, special point geometries, internal coolant holes, and customized flute lengths or shank styles.

Q:What is the lead time for orders?

Peak season lead time is one month. Off-season lead time is within 15 workdays.

Q:What are the payment terms?

We accept LC, T/T, PayPal, Western Union, and small-amount payments.