No Pre-Drilling Needed Case Hardened Self Tapping Metal Screws Automotive Grade for Fast Installation
Product Description
The Self Tapping Metal Screw is a high-performance fastening solution designed for rapid, reliable assembly in metal applications. Engineered to eliminate the need for pre-drilled pilot holes, this screw combines drilling, tapping, and fastening into a single, time-saving operation. Constructed from durable materials with precision-cut threads and a sharp starting point, it delivers a strong, vibration-resistant hold in a variety of metal thicknesses. Ideal for professionals in HVAC, automotive, construction, and general manufacturing, this screw ensures consistent performance, corrosion resistance, and long-term durability in both indoor and outdoor environments.
Product Specifications
| Parameter | Details |
|---|---|
| Material | Carbon Steel, Stainless Steel (304 / 316) |
| Surface Finish | Zinc Plated, Galvanized, Uncoated |
| Thread Type | Coarse Thread / Fine Thread |
| Point Type | Self-Tapping Point (Drill Point Options: #2, #3, #4, #5) |
| Head Styles | Hex, Pan, Flat, Truss, Bugle |
| Drive Types | Phillips, Torx, Square, Hex Socket |
| Diameter Range | #6 to #14 (3.5mm to 6.3mm) |
| Length Range | 1/2" to 4" (12mm to 100mm) |
| Max Material Thickness | Up to 1/2" (12.7mm) depending on point type |
| Application Temperature | -40°C to 150°C (-40°F to 302°F) |
Product Applications
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HVAC ductwork assembly and hanger systems
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Automotive body panels, frames, and interior components
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Metal roofing and cladding installation
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Steel framing and structural metal connections
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Electrical enclosures and control panels
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Sheet metal fabrication and general manufacturing
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Outdoor equipment and corrosion-prone environments (when using stainless steel)
Product Advantages
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No pre-drilling required – significantly reduces installation time and labor costs
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One-step fastening process – drills, taps, and secures in a single action
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High holding strength – deep threads provide excellent grip in thin and thick metals
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Vibration resistance – maintains tightness in high-motion or high-vibration applications
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Corrosion resistant options – available in stainless steel and coated finishes for outdoor or harsh environments
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Reduced tool wear – eliminates the need for separate drill bits and tapping tools
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Consistent performance – precision manufacturing ensures reliable thread formation and minimal material deformation
Product Features
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Sharp self-tapping point – penetrates metal instantly without walking or skidding
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Hardened tip – surface-treated to resist breakage during high-torque installation
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Precision-cut threads – cleanly forms mating threads for a secure, permanent hold
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Multiple head styles – allows for flush, raised, or low-profile finishes based on application needs
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Various drive recesses – Phillips, Torx, and square drives reduce cam-out and improve torque transfer
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Rust-resistant finishes – zinc plating and stainless
FAQ
1. Are you trading company or manufacturer ?
We are manufacturer ,You can see the Alibaba certification.
2. How long is your delivery time?
Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
3. Do you provide samples ? is it free or extra ?
Yes, we could offer the sample for free charge but need pay the cost of freight.
4. What is your terms of payment ?
Payment<=1000USD, 100% in advance. Payment>=1000USD, 50% T/T in advance ,balance before shippme
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