SpoolSpider, trading as WIT Technology Ltd, gives 3D printing businesses and additive manufacturers unprecedented access to unique product sourcing directly from factories in the People's Republic of China. Whatever your operation needs — we can source it.

Filaments & Materials

From everyday workhorses to the most demanding high-performance engineering compounds, our factory network covers virtually every material imaginable, including:

Fire-Retardant & Specialty Variations

• Fire-retardant variations of ABS and ASA
• Carbon fiber (CF) reinforced filaments
• Glass fiber (GF) reinforced compounds
• Flame-retardant (FR) grades across multiple polymer families

High-Performance Engineering Filaments

• PEEK (polyetheretherketone)
• PEKK (polyetherketoneketone)
• PEI (polyetherimide) — Ultem-grade materials
• PPS (polyphenylene sulfide)
• PPSU (polyphenylsulfone)
• PSU (polysulfone)
• PAI (polyamide-imide) — Torlon-grade materials
• PVDF (polyvinylidene fluoride)
• ESD-safe and conductive grades
• Anti-static and dissipative compounds

Engineering & Structural Filaments

• Nylon (PA6, PA12, PA66, and blends)
• Nylon with carbon fiber, glass fiber, or Kevlar reinforcement
• Polycarbonate (PC) and PC blends
• PC-ABS and PC-ASA
• POM (acetal)
• PBT (polybutylene terephthalate)
• PET and PETG
• TPU and TPE (flexible and rigid grades)
• ULTEM and other high-temp amorphous polymers

Standard & Exotic Materials

• PLA, PLA+, and specialty PLA blends
• HIPS, ASA, ABS
• Wood-fill, metal-fill, and ceramic-fill composites
• Soluble and breakaway support materials
• Exotic and custom formulations on request

If you can think of it, we can source it.

Equipment & More

Beyond materials, we provide access to 3D printers, additive manufacturing equipment, components, and accessories — sourced straight from the manufacturers.

Data Sheets, Safety Testing & Certification

We don't just supply materials and equipment — we supply the documentation to back them up. For every product we source, we can provide the supporting paperwork your business, customers, and regulators require, including:

• Technical Data Sheets (TDS)
• Material Safety Data Sheets (MSDS / SDS)
• Relevant safety testing documentation
• Compliance and conformity certificates
• Material certifications and batch traceability
• Other industry-specific certification on request

Whatever documentation your project, industry, or regulatory framework demands, our factory network can supply it. Just tell us what you need — we'll handle the rest.

Save Significantly vs. Buying Locally

Purchasing through SpoolSpider means bypassing layers of domestic markups and middlemen. By connecting you directly with PRC factories, we help your business achieve substantial cost savings compared to local purchasing — without sacrificing quality or reliability.

Efficient. Reliable. Cost-Effective.

Our established network of factories and logistics partners allows us to move your orders efficiently from production line to your door. We handle the complexity of international sourcing so you can focus on what you do best: manufacturing.

Competitive pricing. Streamlined logistics. Unmatched product access.