I help procurement teams streamline sourcing with Captive Thumb Screws that stay secure during vibration and fast cycles. If you’re in Wholesale or part of Manufacturers who demand consistent performance, you’ll value our durable stainless steel or zinc plated options, precise threads, and captive design that keeps screws attached to panels, jigs, and fixtures. I offer standard sizes and custom lengths, so you can scale production without expensive retooling. Our strict QC ensures uniform grip and dependable seating, cutting downtime and lost fasteners. I can ship to your warehouse with competitive pricing, bulk discounts, and flexible terms. For multi-line projects, these screws save time on assembly and maintenance while meeting common OEM specs. Let me know your required quantity and lead time, and I’ll tailor a quote or samples.
Captive thumb screws are more than fasteners; they enable efficient, reliable assembly across industries. The captive design keeps the screw attached to the panel, preventing loss during vibration, maintenance, or field service. For global procurement teams, this means reduced downtime, simpler inventories, and consistent clamping from electronics to equipment frames. Setting the standard requires material excellence and tight process control. High-quality captive screws use corrosion-resistant alloys, precise threads, and durable finishes, with rigorous inspection and traceability. Compliance with RoHS/REACH and other standards ensures compatibility across environments and long-term performance. Beyond supply, a true partner aligns with global sourcing: demand forecasting, regional stocking, and reliable on-time delivery. Custom options—lengths, threads, coatings—plus transparent documentation and proactive risk management translate into smoother projects, lower total cost, and confidence for international teams.
| Part Number | Thread Size | Length (mm) | Head Style | Drive Type | Material | Finish | Captive Ring Ø (mm) | Applications | Tensile Strength (MPa) |
|---|---|---|---|---|---|---|---|---|---|
| CTS-6-32-1/4 | 6-32 UNC | 6.35 | Button Head | Hex Socket | A2-70 Stainless | Bright Zinc Plated | 3.0 | Electronics enclosures, instrumentation | 520 |
| CTS-8-32-3/8 | 8-32 UNC | 9.53 | Cap Head | Slot | A2-70 Stainless | Passivated | 3.8 | Industrial control panels | 520 |
| CTS-10-24-1/2 | 10-24 UNC | 12.70 | Knurled Thumb | Hex Socket | A2-70 Stainless | Satin | 4.5 | Laboratory equipment | 540 |
| CTS-6-40-7/16 | 6-40 UNC | 11.11 | Round Head | Slot | A2-70 Stainless | Bright Zinc Plated | 3.6 | Enclosures | 520 |
| CTS-1/4-20-3/8 | 1/4-20 UNC | 9.53 | Flat Head | Hex Socket | A2-70 Stainless | Black Oxide | 5.0 | Automotive fixtures | 690 |
| CTS-M4-0.7-6 | M4 x 0.7 | 6.00 | Button Head | Hex Socket | 304 Stainless | Bright | 3.0 | Electronic chassis | 520 |
| CTS-M6-1.0-8 | M6 x 1.0 | 8.00 | Knurled | Hex Socket | 316 Stainless | Passivated | 4.0 | Industrial fixtures | 700 |