Is customization available?

Yes, customized tools are acceptable. We support ODM & OEM services and can customize based on samples, designs, or specific requirements.

What is the minimum order quantity?

The minimum order quantity is 10 Pcs.

Tungsten Carbide Step Twist Drill Bits for Cutting Metal and Wood

Name: Tungsten Carbide Step Twist Drill Bits for Cutting Metal and Wood
Brand: CHANGZHOU AITEFASI TOOLS CO., LTD.
SKU: 881097775

Jiangsu, ChinaCHANGZHOU AITEFASI TOOLS CO., LTD.

US$10.04

2-29 Pieces

US$9.54

30-49 Pieces

US$9.04

50-99 Pieces

US$8.84

100+ Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Length

38-330mm

Type

Twist Drill Bit

Model NO.

eitfs3535

Material

Tungsten Cobalt Alloy, Tungsten Carbide

Usage

Wood Drilling, Well Drilling, PCB Drilling, Metal Drilling, Masonry Drilling

Flute Diameter

0.3-40mm

Dia Size

4mm-40mm

Precision

0.005~-0.01mm

Over All Length

38-330mm

HRC

45/55/60/65HRC

Flute

2/3

Suitable for

Coper.Cast Iron.Carbon Steel.Mould Steel

Controlling Mode

CNC System

Use

Metal Drilling

Transport Package

1PCS Per Plastic Tube, 10PCS Per Group

Specification

Customers Requirements

Trademark

eitfs

Origin

China

Production Capacity

3000 Piece/Pieces Per Month

Key features

Special Drill Tip Design: Enhances centering ability and chip breaking for increased processing efficiency.

Sharp Cutting Edge: Decreases cutting resistance and torque, extending tool and machine lifetime.

Wide Smooth Flute: Facilitates easy removal of cuttings to improve lathe efficiency and save production time.

High Quality Raw Material: Made from high toughness, grain-sized carbon tungsten for superior durability.

Customizable Specifications: Accepts customization for flute diameter, size, length, HRC, and flute count.

Multi-Material Compatibility: Suitable for copper, cast iron, carbon steel, mold steel, stainless steel, and titanium alloy.

Strict Quality Control: 100% inspection from raw materials to finished products with strict quality warranty.

Company profile

Management CertificationR&D CapabilitiesIn-stock Capacity

CHANGZHOU AITEFASI TOOLS CO., LTD.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤6.59h

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad customization, ODM capability, recent product development, OEM experience for recognized brands, and quality assurance supported by ISO9001:2015 certification. It reports inventory capability, participation in EMO Hannover, two production lines, annual cutting-tool output of 1,500,000 pieces, and export coverage across East Asia, Europe, Australia, North America, and domestic markets. However, several management controls are incompletely documented: corrective-action, complaint-handling, supplier assessment, and manufacturing-capacity procedures reportedly lack records. The supplier has no overseas agents, branches, warehouse, or showroom, lacks an environmental impact assessment report and SDK, and has no valid manufacturing contract with affiliated subcontractors. Financial information is insufficient for a reliable credibility assessment.

Supplier typeThe supplier appears to be a manufacturer serving domestic and international markets, with two production lines, stated cutting-tool output, inventory capability, and OEM/ODM service capability. It also uses or may rely on affiliated subcontractors, but no valid manufacturing contract with those subcontractors is reported.

CertificationsThe supplier reports an ISO9001:2015 certificate, providing explicit evidence of a quality-management certification. No other certification is identified in the provided information.

R&D capabilityThe supplier reports new products during the past year, provides ODM services, and supports multiple design-service modes. However, it has no available SDK, so its innovation offering is stronger in product development and design customization than in SDK-based integration.

Production capacityThe supplier reports inventory capability, two production lines, 1,500,000 pieces of annual cutting-tool output, and lead times within one month or within 15 workdays depending on the slice. Nevertheless, it lacks a valid contract with affiliated subcontractors, does not continuously reconcile production quantities, and has no outsourcing SOP.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, flexible customization, and ODM services. This is direct evidence of broad customization capability.

Product Q&A

Q:What are the terms of payment?

T/T 30% as deposit, and 70% before delivery. Photos of products and packages are shown before the rest payment.

Q:What are the terms of delivery?

EXW, FOB, CFR, CIF, ETC.

Q:How long is the delivery time?

Generally, it takes 10-15 days after receiving the advance payment. The specific time depends on the items and quantity of your order.

Q:Do you provide free samples?

Yes, we offer stock samples for free charge, but you need to pay the cost of freight. Custom cutting tool samples are negotiated and quoted separately.

Q:What materials can these drill bits process?

They can process copper, cast iron, carbon steel, mold steel, stainless steel, titanium alloy, tool steel, and heat-treated steel.