Description
Monster Overview:
Fix your project right the first time with Bulk #4-40 × 5/16″ 6-Lobe Flat Head Taptite Alternative Thread-Rolling Screws from Monster Bolts! These trilobular fasteners roll-form durable, reusable threads in untapped holes—cutting assembly time while delivering outstanding vibration resistance in aluminum, mild steel, brass, and plastics.
The sleek black oxide + wax finish provides a low-glare appearance and light corrosion protection (RoHS compliant). Backed by fast U.S. shipping and Monster Bolts’ renowned support, they’re perfect for electronics, appliance, and precision-manufacturing builds where a flush, countersunk head is required.
Monster Features:
- Thread-Rolling Efficiency: Eliminates tapping operations, reducing tooling costs and cycle time.
- Vibration Resistance: Interference fit and work-hardened threads resist loosening under dynamic loads.
- Flush Finish: 82° countersunk flat head sits level with the surface for a clean look.
- Drive: 6-Lobe (Torx-style) flat head delivers high torque with minimal cam-out.
- Quality: Monster Bolts supplies only premium fasteners, backed by responsive customer support.
Monster Specifications
| Feature | Details |
|---|---|
| Diameter / Thread | #4-40 UNC |
| Available Length | 5/16″ – fully threaded |
| Head / Drive | 6-Lobe Flat – Torx® Drive |
| Point Style | Taptite-style trilobular thread-rolling |
| Material | Carbon Steel |
| Finish | Black Oxide & Wax (RoHS) |
| System of Measurement | US / Inch |
| Standards | Meets ASME B18.6.3 & IFI thread-rolling screw guidelines |
More Monster Bolts:
Explore More Thread-Forming Options: Need other sizes or head styles? Check out our full Thread-Forming Screw Collection for the perfect match.
Looking for washers or nuts for different projects? Bulk #4 washers available here.
Order Yours Today and Experience the Monster Bolts Difference!
Buy with confidence! Every order from Monster Bolts is backed by our commitment to quality, fast shipping, and customer satisfaction.
Note: (PT) denotes partial-thread fasteners; this listing is full-thread.