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No Pre-Drilling Needed Case Hardened Self-Drilling Point Automotive Grade One-step 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 various 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
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
HVAC ductwork assembly and hanger systems
Automotive body panels, frames, and interior components
Metal roofing and cladding installation
Steel framing and structural metal connections
Electrical enclosures and control panels
Sheet metal fabrication and general manufacturing
Outdoor equipment and corrosion-prone environments (when using stainless steel)
Product Advantages
No pre-drilling required - significantly reduces installation time and labor costs
One-step fastening process - drills, taps, and secures in a single action
High holding strength - deep threads provide excellent grip in thin and thick metals
Vibration resistance - maintains tightness in high-motion or high-vibration applications
Corrosion resistant options - available in stainless steel and coated finishes for outdoor or harsh environments
Reduced tool wear - eliminates the need for separate drill bits and tapping tools
Consistent performance - precision manufacturing ensures reliable thread formation and minimal material deformation
Product Features
Sharp self-tapping point - penetrates metal instantly without walking or skidding
Hardened tip - surface-treated to resist breakage during high-torque installation
Precision-cut threads - cleanly forms mating threads for a secure, permanent hold
Multiple head styles - allows for flush, raised, or low-profile finishes based on application needs
Various drive recesses - Phillips, Torx, and square drives reduce cam-out and improve torque transfer
Rust-resistant finishes - zinc plating and stainless steel options
Frequently Asked Questions
Are you trading company or manufacturer?
We are manufacturer. You can see the certification.
How long is your delivery time?
Generally it is 5-10 days if the goods are in stock, or 15-20 days if the goods are not in stock, depending on quantity.
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.
What is your terms of payment?
Payment <= 1000USD, 100% in advance. Payment >= 1000USD, 50% T/T in advance, balance before shipment.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter,Trading Company,Seller
Year Established:
2010
Total Annual:
5000000-6000000
Ecer Certification:
Verified Supplier
TOBO GROUP LTD is a professional fastener manufacturer and exporter in China. We produce various types of fasteners (include non-standard) in GB, DIN, BS, ANSI/ASME, IFI, ISO, and JIS with 300 tons of monthly productivity. Our main products are bolts, nuts, screws, threaded rods, plain was... TOBO GROUP LTD is a professional fastener manufacturer and exporter in China. We produce various types of fasteners (include non-standard) in GB, DIN, BS, ANSI/ASME, IFI, ISO, and JIS with 300 tons of monthly productivity. Our main products are bolts, nuts, screws, threaded rods, plain was...