Is the coating resistant to saltwater?

Yes, the no-chip, scratch-resistant matte coating is designed to stand up to saltwater exposure and rough underwater terrain.

What fishing rigs are compatible with these weights?

They are suitable for Texas Rig, Carolina Rig, Flipping, Pitching, and other soft plastic worm setups.

What is the material composition?

The material is 95% high-purity tungsten alloy with a nickel-iron bonding phase.

Eco Friendly Tungsten Worm Fishing Weights

Name: Eco Friendly Tungsten Worm Fishing Weights
Brand: Zhuzhou Jiuding Metal Technology Co., Ltd.
SKU: 1941395735

Hunan, ChinaZhuzhou Jiuding Metal Technology Co., Ltd.

US$0.24-0.26

500 Pieces

Sample price:US$0.50/piece.Request sample

Product profile

Hollow

Type

Sea Fishing

Shape

Bullet

Model NO.

JD044

Material

Tungsten Alloy

Transport Package

Standard Exported Packing

Specification

1/4oz (7g)

Trademark

ZZJD

Origin

China

HS Code

9507900000

Production Capacity

20000/Month

Key features

Eco-Friendly Lead-Free Design: Made of 97% high-purity tungsten alloy, completely free of lead and toxic materials.

Ultra-Sensitive Bite Detection: Density 1.7x higher than lead ensures instant vibration for detecting light bites.

No Chip Scratch-Resistant Coating: Wear-resistant matte coating prevents chipping, peeling, or fading in rough terrain.

Compact Fast Sinking Design: 30% smaller than lead at same weight for longer casts and quick bottom reach.

High Durability & Versatility: Exceptional hardness prevents deformation, suitable for Texas Rig, Carolina Rig, and more.

Customizable Sizes Available: Standard sizes from 1/16oz to 1-1/2oz with custom sizes available upon request.

Dual Environment Application: Ideal for both freshwater and saltwater fishing including heavy cover and deep water.

Precision Polished Inner Hole: Smooth surface design prevents line fraying for enhanced casting performance.

Company profile

Zhuzhou Jiuding Metal Technology Co., Ltd.

Hunan, China

CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 7 Years CertifiedNearest Port: Guangzhou PortAverage Response Time: ≤5.94h CertifiedTerms of Payment: T/T

AI-Powered supplier vetting

SummaryThe supplier is a manufacturing and processing company established in 2018 that produces tungsten heavy alloy, tungsten copper, cemented carbide, pure tungsten, and related tungsten alloy products, including tungsten fishing weights. It holds ISO 9001 certification and reports recent new-product activity, sample-based customization, and design-based customization. However, it does not provide ODM services, SDKs, or OEM services for popular brands. Service-management documentation is incomplete: no written corrective/preventive-action or complaint-handling procedures were identified, and the quality-assurance status is unknown. The supplier reports no in-stock capability, overseas warehouse, overseas showroom, or overseas agent/branch, although it has participated in one listed offline trade show. Financial records are identified for 2022–2024, but their contents are not provided. No customer cases are documented.

Supplier typeThe supplier is described as a professional joint venture company established in 2018 and engaged in manufacturing, machining, and sales of tungsten-based materials and products. Its stated trade areas include tools and hardware, sporting goods and recreation, and manufacturing and processing machinery, indicating a manufacturer rather than a purely trading or service intermediary.

CertificationsThe supplier reports holding ISO 9001 certification for its management system. This is explicit evidence of a recognized quality-management certification, although no certification scope, issuing body, or validity details are provided.

After-Sales capabilityThe supplier has stated service terms, reported lead times, and some records for supplier-service assessment, but it has no written corrective/preventive-action or complaint-handling procedures. It also lacks in-stock capability, overseas warehouses, overseas showrooms, overseas agents or branches, and offers services in zero stated countries, so the evidence does not establish strong after-sales coverage.

R&D capabilityThe supplier reports that it had new products during the past year and can customize from samples and designs. However, it does not provide an SDK and does not offer ODM services, so the available evidence supports product-development activity but not broad platform or ODM innovation capability.

Production capacityThe company explicitly identifies itself as engaged in manufacturing and machining of multiple tungsten and tungsten-alloy product categories. It reports a one-month or within-15-workday lead-time range and 15 qualified suppliers, but it has no in-stock capability and its outsourcing procedures and manufacturing contracts are unknown.

Customization capabilityThe supplier explicitly provides customization from samples and from customer designs. This directly supports custom-product capability, although the absence of ODM service indicates that customization may not include full original-design development or ownership-based ODM services.