What are the key features of the drill bit?

Key features include razor-sharp cutting edges, anti-slip design, optimized chip removal, polished finish, lightweight ergonomics, and high-temperature quenching for durability.

What packaging options are available?

Drills are packaged in PVC pouches, plastic boxes, double blister cards, metal boxes, or according to your specific requirements.

High-Quality Step Drill Bit - Cone Shape, Factory Supply

Name: High-Quality Step Drill Bit - Cone Shape, Factory Supply
Brand: Zhejiang ZhengCheng lmport & Export Co.,LTD
SKU: 1975297871

Zhejiang, ChinaZhejiang ZhengCheng lmport & Export Co.,LTD

US$0.19-1.25

50 Piece

Sample price:US$1.50/piece.Request sample

Product profile

Customization

Available

Customized

Standard

GB/T

Model NO.

HSS 4241/4341/M2/M35

Length

Standard Length

Type

Step Drill Bit

Material

High Speed Steel

Usage

Metal Drilling

Application

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

Unit Price

Customized Support

OEM, ODM

Size

4-12mm/4-20mm/4-32mm

Transport Package

Plastic Box or Your Requriement

Specification

According To The Order Requirements

Trademark

ZEICIN

Origin

China

HS Code

8207509000

Key features

High-Speed Steel Material: Made from premium HSS (4241/4341/M2/M35) with titanium coating for superior heat resistance and durability.

Razor-Sharp Cutting Edge: High-hardness design ensures fast, smooth drilling with minimal wear and precise positioning.

Efficient Chip Removal: Fine spiral flute design ensures smooth debris clearance, reducing heat buildup during metal drilling.

OEM/ODM Customization: Accepts OEM customization with qualified design team to produce samples based on customer drawings.

Versatile Material Compatibility: Suitable for drilling stainless steel, mold steel, copper alloy, aluminum alloy, cast iron, and PVC.

Anti-Slip Precision Design: Precise blade opening prevents slippage, ensuring accurate positioning and safe operation.

Strict Quality Control: Advanced testing facilities and rigorous checks ensure high precision, fracture resistance, and long life.

Rust Protection Coating: Applied anti-rust oil extends shelf life and prevents corrosion during storage and transport.

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: ≤1.20hTerms 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:Are you a manufacturer or a trading company?

Yes, we are a manufacturer specializing in the production of high-speed steel cutting tools, equipped with advanced international machinery.

Q:What is your delivery time?

The usual delivery time for standard products is 5-15 days after receiving the advance payment. For customized products, the delivery time is usually 15-30 days after receiving the advance payment.

Q:What is the shipping port?

We ship goods via the ports of Shanghai, Ningbo, or Yiwu, etc.

Q:Is the drill OEM available?

Yes, we accept OEM customization for our main products. Our factory has a qualified design team that can design products according to your drawings or images, and we will produce a sample for your approval before placing an order.

Q:What materials can this step drill bit handle?

It is suitable for drilling various materials such as stainless steel, tool steel, copper alloys, aluminum alloys, cast iron, and PVC.