What surface coatings are available?

We offer Bright, Titanium Coated, Black Oxide, Amber Color, Black & Gold, Black & Bright, and Rainbow finishes.

What is the shank type for quick change?

The drill bit features a 1/4 inch hex shank, ensuring quick-change compatibility with most drills, drivers, and impact tools.

Quick Change Hex Shank Step Drill Bit Adapter

Name: Quick Change Hex Shank Step Drill Bit Adapter
Brand: Zhejiang ZhengCheng lmport & Export Co.,LTD
SKU: 1970564221

Zhejiang, ChinaZhejiang ZhengCheng lmport & Export Co.,LTD

US$0.50-5.00

20 Piece

Sample price:US$3.00/piece.Request sample

Product profile

Customization

Available

Customized

Standard

GB/T

Model NO.

HSS

Length

Standard Length

Type

Step Drill Bit

Material

High Speed Steel

Usage

Metal Drilling

Unit Price

Customized Support

OEM, ODM

Application

Stainless Steel, Aluminum, Copper, Steel and Other

Color

Customizable

Transport Package

Plastic Box or Your Requriement

Specification

Standard Sizes or Customized

Trademark

ZEICIN

Origin

China

HS Code

8207509000

Key features

High Speed Steel Material: Made from industrial-grade HSS for high hardness, wear resistance, and long-lasting performance.

Quick Change Hex Shank: 1/4 inch hex shank design ensures quick-change compatibility with most drills and impact tools.

Self-Centering Tip: Split point tip ensures precise, walk-free starts without pre-punching on curved or hard surfaces.

Versatile Material Drilling: Efficiently drills stainless steel, aluminum, copper, steel, cast iron, and PVC with clean holes.

Customizable Options: Supports OEM/ODM customization for color, coating, and special-shaped drill bits based on requirements.

Optimized Chip Removal: Fine spiral design and step-by-step geometry ensure smooth debris clearance and reduce heat buildup.

Multiple Surface Coatings: Available in Bright, Titanium Coated, Black Oxide, Amber, Black & Gold, and Rainbow finishes.

Professional Manufacturer: Direct factory with advanced machinery, skilled workforce, and strict quality control for reliable supply.

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: ≤1.02hTerms 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 trading company?

We are a professional manufacturer specializing in high-speed steel cutting tools, equipped with advanced international machinery.

Q:What is the delivery time for orders?

Standard products take 5-15 days after advance payment. Customized products take 15-30 days after advance payment.

Q:Is OEM customization available?

Yes, we accept OEM customization. Our qualified design team can create products based on your drawings or images, providing samples for approval before mass production.

Q:What materials can this drill bit handle?

It is suitable for drilling various materials including stainless steel, mold steel, copper alloy, aluminum alloy, cast iron, and PVC.

Q:What shipping ports do you use?

We ship goods via major ports including Shanghai, Ningbo, and Yiwu.