I’m in the business of keeping your production line moving with reliable fasteners. Our Self Tapping Screw For Plastic is engineered for strong, clean joins in thermoplastics and composites. As wholesale supplier, we serve Wholesale and Manufacturers who need consistent quality, on-time delivery, and flexible packaging. I source from trusted mills, offering corrosion-resistant coatings, such as zinc plating or black oxide, and options in stainless steel for challenging environments. The screw's sharp punch-like point and formed threads bite into plastic without pre-drilling, delivering fast assembly and reduced tool wear. We provide standard sizes and custom lengths to match your design specs, plus machinable heads for countersinking. Our QC ensures torque tolerance and pull-out resistance. If you want a reliable supply chain partner for plastic applications, I can route samples, certificates of conformity, and bulk pricing. Let me help you optimize production with a consistent, cost-effective option for Wholesale and Manufacturers.
Self-tapping screws for plastic enable fast, reliable assembly without nuts or heat staking. To maximize performance, design and manufacturing must collaborate early. Key considerations include thread form (sharp cutting vs. forming), pilot hole guidance, wall thickness, rib geometry, and insert compatibility, plus material choice (nylon, glass-filled nylon, PBT) for strength. Finishes and coatings improve durability in harsh environments. An end-to-end approach starts with design-for-manufacturing feedback, moves through prototype testing and mold-ready geometry, and ends with scalable tooling and production plans. From prototype to delivery, the end-to-end solution includes tooling qualification, pilot runs, process validation, and strict quality control. It covers first-article inspection, process monitoring, and RoHS/REACH compliance where required. Packaging, labeling, and serialization ensure global traceability, while flexible lead times and scalable capacity meet seasonal demand. With integrated sourcing, you can shorten time-to-market, maintain consistent quality, and ensure reliable worldwide delivery.
| Variant | Diameter (mm) | Length (mm) | Material | Head Style | Drive Type | Thread Pitch (mm) | Coating | Pilot Hole Diameter (mm) | Insertion Torque (N·m) | Pullout Strength (N) | Standards |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Ø3.5 × 16 | 3.5 | 16 | Stainless Steel 304 | Pan Head | Phillips | 0.60 | Passivation | 3.0 | 0.70 | 520 | RoHS, REACH |
| Ø4.0 × 20 | 4.0 | 20 | Steel with Zinc Plating | Pan Head | Phillips | 0.60 | Zinc | 3.2 | 1.10 | 620 | RoHS, REACH |
| Ø4.8 × 22 | 4.8 | 22 | Stainless Steel 304 | Flat Head | Phillips | 0.80 | Passivation | 4.2 | 1.40 | 800 | RoHS, REACH |
| Ø5.5 × 25 | 5.5 | 25 | Steel with Zinc-Nickel plating | Pan Head | Phillips | 0.80 | Zinc-Nickel | 4.5 | 1.80 | 950 | RoHS, REACH |
| Ø6.0 × 30 | 6.0 | 30 | Stainless Steel 316 | Button Head | Hex Socket | 0.80 | Passivation | 4.8 | 2.60 | 1200 | RoHS, REACH |
| Ø3.9 × 18 | 3.9 | 18 | Stainless Steel 304 | Pan Head | Torx | 0.60 | Passivation | 3.1 | 0.75 | 540 | RoHS |
| Ø4.2 × 28 | 4.2 | 28 | Steel with Zinc | Flat Countersunk | Slotted | 0.80 | Zinc | 4.0 | 1.30 | 700 | RoHS |
| Ø5.0 × 15 | 5.0 | 15 | Stainless Steel 304 | Pan Head | Phillips | 0.60 | Passivation | 4.0 | 1.00 | 640 | RoHS, REACH |