Timco Self-Drilling Screws Hex 5.5x38mm (100 Pack)
Timco 5.5x38mm self-drilling screws with EPDM washer - corrosion-resistant hex-head fasteners for heavy steel applications.
The Timco Self-Drilling Screws (Hex Head, 5.5x38mm) are specialised fasteners designed for attaching metal to heavy section steel up to 12mm thick without requiring pre-drilling. Their partially threaded design ensures optimal grip and ease of use, while their exterior plating provides outstanding corrosion resistance, enduring up to 1,000 hours of salt-spray testing.
Key Features
- Self-drilling capability: Eliminates the need for pilot holes, saving time and effort
- Corrosion-resistant coating: Durable silver organic exterior finish ideal for outdoor use
- Hardened carbon steel construction: Ensures high strength and longevity
- Hex head design: Provides improved torque transfer during installation
- Metric threads with V flutes & torque-relieving slash: Enhances grip and reduces the risk of thread stripping
Specifications
- Thread Diameter: M5.5
- Length: 38mm
- Partially Threaded: Yes
- Head Type: Hex
- Material: Case & Core Hardened Carbon Steel
- Finish: Silver Organic (Exterior Grade)
- Includes EPDM Washer: Ensures a watertight seal against moisture ingress
These screws are perfect for construction, roofing, and industrial applications where secure metal-to-metal fastening is required, particularly in outdoor or corrosive environments.
- Metal roofing
- Heavy steel framing
- Industrial machinery assembly
- Exterior structural cladding
- Thread Diameter: M5.5
- Length: 38mm
- Thread Type: Metric with V Flutes & Torque Relieving Slash
- Head Type: Hex
- Material: Case & Core Hardened Carbon Steel
- Finish: Exterior (Silver Organic)
- Suitable For: Heavy Section Steel (Max. 12mm)
- Includes: EPDM Washer
- Corrosion Resistance: 1,000 Hours Salt-Spray Tested
- Partially Threaded: Yes
- Pack Quantity: 100 Pieces
- Weight: 780g
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