What payment methods do you accept?

We accept T/T, Western Union, and L/C at sight.

What is the material composition of the bits?

The body is made of 42CrMo alloy steel, and the tips use YK05 tungsten carbide.

How do you ensure product quality?

Our experienced QC team conducts strict inspection and testing for every order before shipping.

76mm T45 89mm T45 102mm T51 Retrac Thread Rock Button Bits with Drop Center

Name: 76mm T45 89mm T45 102mm T51 Retrac Thread Rock Button Bits with Drop Center
Brand: Liaocheng Kaituo Construction Machinery Co., Ltd.
SKU: 740658492

Shandong, ChinaLiaocheng Kaituo Construction Machinery Co., Ltd.

US$23.00

10-99 Pieces

US$21.00

100+ Pieces

Product profile

Customization

Available

Usage

Coal, Rock

Power Type

Diesel

Model NO.

76mm T45 89MM T45 102MM T51

Condition

New

Carbide Material

Tungsten Carbide Yk05

Diameter of Bit

41mm--76mm

Thread Type

R32

Material

42CrMo

Color

According to The Customer Request

Advantage

Factory Price, High Quality

Tip Material

Tungsten Carbide Yk05

Transport Package

Boxes or Pails

Specification

ISO9001 SGS GE

Trademark

KATO

Origin

Shandong Province, China

HS Code

84314320

Production Capacity

200000PCS/Month

Key features

Customizable Dimensions: Diameter ranges from 33mm to 127mm with custom air holes and button shapes.

Wide Thread Compatibility: Supports R22, R25, R28, R32, R35, R38, T38, T45, T51, ST58, and T60 thread types.

High-Quality Materials: Constructed with 42CrMo alloy steel and YK05 tungsten carbide tips.

No MOQ for Trials: No minimum order quantity required for testing and trial orders.

Fast Delivery Options: 20 days for production, or 2-3 days if stock is available for requested sizes.

Strict Quality Control: Experienced QC team performs strict inspection and testing on every order.

Versatile Applications: Ideal for granite, marble, gold mines, railways, and tunnels with hard rock drilling.

OEM Branding Support: Customization available for your brand and specific design requirements.

Company profile

Liaocheng Kaituo Construction Machinery Co., Ltd.

Shandong, China

Business Type: Manufacturer/FactoryExport Year: 2013-01-01Nearest Port: Qingdao port, Shanghai port, Tianjin portAverage Response Time: ≤4.44hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, CIF, FCA, EXW

AI-Powered supplier vetting

SummaryThe supplier demonstrates established manufacturing infrastructure, with 10 production lines, stated production experience, broad export-market coverage, and order lead times within 15 working days in both peak and off-peak periods. It supports customization from samples and designs and has OEM experience for well-known brands. Quality assurance, ERP-based operational management, fire-drill activity, and an environmental impact assessment are documented. However, important control and service gaps exist: no valid manufacturing-capacity contract with associated subcontractors, no inventory, overseas warehouse, overseas agent, branch, or showroom capability, and no offline trade-show participation. The supplier reports no new products in the past year, no ODM or SDK capability, no raw-material traceability, and no written corrective-action, complaint-handling, or service-capability assessment procedures. Financial information is represented only by year labels, so credibility cannot be determined.

Supplier typeThe supplier is presented as a manufacturing-oriented company with 10 production lines, production experience, and products interchangeable with named industrial brands. It serves a broad range of export markets and is located near Qingdao, Shanghai, and Tianjin ports, but lacks overseas agents, branches, warehouses, and showrooms.

After-Sales capabilityThe supplier has no in-stock service, overseas warehouse, overseas agent or branch, or overseas showroom capability. It also lacks written procedures or records for complaint handling, corrective and preventive actions, and service-capability assessment, indicating explicit weaknesses in structured after-sales support.

R&D capabilityThe supplier states that it has research and production experience and can customize from samples and designs, but reports no new products in the past year, no ODM service, and no available SDK. These explicit limitations outweigh the general research claim for innovation assessment.

Production capacityThe supplier operates 10 production lines, reports lead times within 15 working days in both peak and off-peak seasons, and has stated production experience and broad export coverage. However, it has no valid contract governing manufacturing capacity with associated subcontractors, so production capability is strong in scale and delivery but has a documented capacity-governance gap.

Customization capabilityThe supplier explicitly provides customization from samples and designs and reports OEM capability for well-known brands. Although it does not provide ODM services, the available evidence supports a positive assessment of customer-specific manufacturing and design adaptation.

Client casesThe supplier reports OEM service for well-known brands and states that its products are interchangeable with products from Sandvik, Atlas Copco, Kennametal, Betek, and Wirtgen. These statements indicate relevant brand-related experience, although no specific customer names, project details, or documented case studies are provided.