What diameters are available for the drill bit?

Available diameters include 42, 51, 76, 90, 100, 110, 115, 130, 150, 160, 180, and 200 mm.

What certifications do your products have?

Our products are certified under ISO9001:2000 and BV, with CE certification available.

What is the material of the drill bit?

The drill bit is made of high strength alloy steel, specifically tungsten and manganese steel.

Tapered Quarry Rock Drill Bit for Sturdy Rock

Name: Tapered Quarry Rock Drill Bit for Sturdy Rock
Brand: Ningbo Yinzhou Ternal Machinery Co., Ltd.
SKU: 2134975625

Zhejiang, ChinaNingbo Yinzhou Ternal Machinery Co., Ltd.

US$3.00

30 Pieces

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Whole Plan Provider

Warranty

Commonly Used About One Year

Model NO.

alloy steel X and Y shape

Type

Whole Set of Anchor System

Application

Tunnel Boring Machine

Certification

ISO9001: 2000, BV Certificated

Condition

New

Material

High Strength Alloy Steel

Diameter(mm)

42/51//76/90/100/110/115/130/150/160/180/200

Usage

Rock Drilling

Bit Material

Tungsten and Manganse Steel

Transport Package

Carton Box/Plywood Box

Specification

R25/R32/R38/R51/T30/T40/T53/T76/T103

Trademark

TERNAL

Origin

Ningbo, China

Production Capacity

1000000PCS/Year

Key features

Diverse Diameter Options: Available in 42mm to 200mm diameters for various drilling needs.

High Strength Alloy Steel: Constructed from high strength alloy steel for durability in tough rock.

Multiple Bit Types: Offers EX, EXX, ESF, ESD, ESSF, EW, EC, ECC, EY, and EYY bit types.

ISO 10208 Standard: Manufacturer adheres to high ISO 10208 standards for quality assurance.

OEM and ODM Services: Full customization available from samples with OEM and ODM support.

100% Product Inspection: Every finished product undergoes visual and functional inspection.

Fast Off-Season Delivery: Lead time within 15 workdays during off-peak seasons.

Comprehensive Warranty: Standard warranty coverage for approximately one year of use.

Company profile

Importers and ExportersExhibition ExperienceFast DeliveryQuality Assurance

Ningbo Yinzhou Ternal Machinery Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 7 Years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤2.88h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier offering R&D, 3D design, ODM, OEM, and sample-based customization. It has documented procedures for corrective actions, complaint handling, supplier assessment, and finished-product inspection, with quality assurance stated. Manufacturing resources include multiple specialized facilities and one production line, while manufacturing contracts with associated subcontractors and an outsourcing SOP are in place. The supplier has no inventory, overseas warehouse, overseas showroom, overseas agents, or branches, and reports zero countries with overseas services. CE certification is stated, and export sales represent 71%–90% of total sales. Financial-related records are identified for 2021–2023, but no substantive financial performance details are provided. Evidence of customer cases includes OEM service for well-known brands and participation in Bauma China 2018.

Supplier typeThe supplier is explicitly described as a professional technical supplier and provides R&D, ODM, and OEM services. It also has manufacturing contracts with associated subcontractors, but no overseas agents, branches, warehouses, or showrooms.

CertificationsCE certification is explicitly reported both for product compliance and sustainable development/product certification capability. No other certification is identified in the provided information.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions and customer complaint handling. However, it has no overseas agents or branches, and the information does not establish the scope or effectiveness of post-sale support beyond these procedures.

R&D capabilityThe supplier reports professional technical R&D capability, 3D software design services, a new product within the past year, and ODM services. It does not have an available SDK, which limits the evidence for software or platform integration capability.

Production capacityProduction support includes multiple specialized facilities, one production line, valid manufacturing contracts with associated subcontractors, and an outsourcing SOP. Peak-season order fulfillment is stated as one month, but the supplier lacks inventory capacity and does not continuously reconcile quantities for every batch or volume production.

Customization capabilityCustomization from samples is explicitly offered, supported by R&D capability and 3D software design services. ODM capability is also stated, indicating support for customer-specific product development.

Client casesThe supplier reports OEM service for well-known brands and participation in the offline Bauma China 2018 trade show. These are explicit customer or market-exposure references, although no brand names, project details, or performance outcomes are provided.