What is your terms of packing?

Generally, we pack our products in neutral white boxes and brown cartons. If you have legally registered patent, we can pack the products in your branded boxes with your authorization letter.

Do you test all your goods before delivery?

Our testing methods are diversified and can provide qualified company testing to meet EU standards and more customer requirements

Are you a factory or trading company?

Integrating production and trade, verified by SGS. TANJA is a direct factory of industrial hardware products, TANJA company specializing in manufacturing toggle latches,locks,hinges,handle etc. for more than 20 years .

High Quality Star Bakelite Plastic Control Knob Knurled Thumb Screw Grip Knobs for Machinery

Name: High Quality Star Bakelite Plastic Control Knob Knurled Thumb Screw Grip Knobs for Machinery
Brand: Tanja Industrial(Shandong)Co., Ltd
SKU: 1975363342

Shandong, ChinaTanja Industrial(Shandong)Co., Ltd

US$0.20

1-499 Pieces

US$0.19

500+ Pieces

Sample price:US$0.20/piece.Request sample

Product profile

Customization

Available

Certification

ISO

Standard

National

Model NO.

T02

Color

Black

Customized

Customizable

Type

Star Knob

Material

Product Name

Seven Star Bakelite Plastic Control Knob

Finish

Black.Glossy Finish

Feature

Resistant to Chemical Solvent, Greasy Dirt

Insert

Possible to Supply Inserts in Different Materials

Available Services

Non-Standard, Length Can Be Customized

Transport Package

Carton

Specification

Non-standard, Length can be customized

Trademark

TANJA

Origin

China

HS Code

7326909000

Production Capacity

80000PCS/Year

Key features

Customizable Length: Non-standard length customization is available to meet specific machinery requirements.

Chemical Resistance: Resistant to chemical solvents, greasy dirt, and features a smooth, polished surface.

Comfortable Grip Design: Seven-star petals design with knurled thumb screw grip for comfortable handling.

Customizable Inserts: Possible to supply inserts in different materials for versatile application.

Professional OEM/ODM: Source factory with independent R&D, capable of producing from samples or drawings.

High-Quality Material: Made of PF (Phenolic based thermosetting plastics) for durability and performance.

ISO Certified Quality: Manufactured under ISO certification with rigorous testing to meet EU standards.

20+ Years Experience: Over 20 years of manufacturing experience in industrial hardware fittings.

Company profile

In-stock CapacityYears of Export ExperienceExperienced TeamStandardized quality control

Tanja Industrial(Shandong)Co., Ltd

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2006-06-06 CertifiedNearest Port: Qingdao PortAverage Response Time: ≤1.00h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier is a limited company with 71 employees and offers toggle latches, hinges, door fittings, panel cabinet locks, indexing plungers, and handles. It demonstrates broad manufacturing and service capabilities, including more than 10 production lines, in-stock capacity, valid manufacturing contracts, quality assurance procedures, complaint-handling and corrective-action records, and export experience in South America, Europe, and North America. Its R&D profile is comparatively strong: it provides 3D design, ODM, OEM, SDK, flexible customization, and documented design review, verification, and validation activities. The supplier holds ISO9001:2015, ISO45001:2018, and ISO14001 certifications. However, it has no overseas warehouse, showroom, agent, or branch, reports no overseas service countries, and lacks a factory environmental impact assessment report. Financial information identifies reporting years but provides no substantive performance data. No specific customer case details are provided.

Supplier typeThe supplier is identified as a limited company, has 71 employees, is not part of a larger company group, and reports no cooperative suppliers. Its product scope covers six industrial hardware categories, indicating a standalone, specialized supplier structure.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 certifications, covering quality, occupational health and safety, and environmental management. It also conducted regular fire drills during the past year, although no factory environmental impact assessment report is available.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions and customer complaint handling, while its technical engineers provide production and after-sales technical support. It has in-stock service capacity and has attended CIIF 2025, but lacks overseas warehouses, showrooms, agents, and branches, with overseas services reported in zero countries.

R&D capabilityThe supplier reports new products during the past year, six R&D engineers, 3D software design, ODM capability, an available SDK, and documented design input, output, review, verification, and confirmation records. R&D engineers also handle customer requirements, technical support, and new product development, providing explicit evidence of active innovation capability.

Production capacityThe supplier operates more than 10 production lines, reports substantial product-specific output capacities, has six to ten quality-control staff, maintains in-stock capacity, and holds valid manufacturing contracts with associated subcontractors. Its quality-control processes include stated quality assurance, corrective-action procedures, and complaint-handling records.

Customization capabilityThe supplier explicitly supports customization from samples, customer designs, full customization, minor customization, and flexible customization. Its ODM service, OEM experience for well-known brands, 3D design service, and SDK availability further support a broad customization offering.