4.8*25 High Quality 410 Stainless Steel Drilling Screws, Hexagon Head Self-Tapping Screws, Roofing Screws

• Material: Stainless Steel
• Shape of Head: Hexagon
• Surface Finishing: Zinc Plated
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: 4.8*25
• Certification: ISO, GS, RoHS, CE
• Customized: Customized
• Head Shape: Hexagonal
• Thread Type: Drill Tail (Self-Tapping)
• Corrosion Resistance: Made of 410 Stainless Steel, It Has Good Corrosion
• Strength and Hardness: Through Precise Heat Treatment, The Screw Achieves
• Ease of Installation: Drill Tail Design Allows for Drilling, Threading
• Application Range: Suitable for Connecting Roofing, Metal Plates, Woo
• Transport Package: Boxes, Then Palletized and Shipped by Sea
• Specification: 5.5
• HS Code: 73181400
• Production Capacity: 100000000
• Package Size: 125.00cm * 105.00cm * 80.00cm
• Package Gross Weight: 1000.000kg

Product Description

Stainless Steel Drill Tail Screw Product Description

The stainless steel drill tail screw is a versatile fastener widely used for connecting and securing metal plates. Its unique design and material choice ensure high strength, corrosion resistance, and excellent installation performance.

Material & Properties:
Constructed from stainless steel such as SUS304 and SUS316, it boasts excellent corrosion and oxidation resistance, maintaining stable performance in harsh environments like moisture and salt spray. Its stainless steel composition also provides high strength and hardness, capable of enduring significant tensile and shear forces.

Design & Structure:
Featuring a unique drill tail design, the screw can drill into materials and self-tap without pre-drilling, simplifying installation and enhancing efficiency. The screw also comes in various head types, such as hex flange, flat head internal hex, and round head, to suit different installation environments and needs.

Applications:
Widely used for connecting and securing metal plates, including stainless steel, metal steel, and galvanized steel. Commonly found in metal curtain walls, metal partitions, as well as in the assembly of angle steel, channel steel, iron plates, and other metal materials. Also applicable in automotive compartments, cargo containers, shipbuilding, and refrigeration equipment.

Advantages:

• Strong corrosion resistance
• Easy installation with self-drilling and tapping capabilities
• High strength and hardness
• Multiple head types to choose from

Item	Description
Product Name	410 Stainless Steel Drill Tail Screws / Roofing Screws
Material	410 Stainless Steel
Head Shape	Hexagonal
Thread Type	Drill Tail (Self-Tapping)
Diameter Range	M2.9-M6.3 (or other specific specifications)
Length Range	8.5-250mm (or other specific specifications)
Surface Treatment	Original color or zinc plating according to requirements
Corrosion Resistance	Good corrosion resistance, able to withstand various corrosive environments
Strength and Hardness	Achieves the best balance through precise heat treatment
Ease of Installation	No need for pre-drilling, can drill, thread, and tighten directly on the material
Application Area	Suitable for construction, decoration, machinery manufacturing, and other fields, especially for connecting roofing, metal plates, wood, and other materials