4.8 mm x 25 mm Roofing Screws, Hex Head Self-Drilling Roof Screws With Rubber Sealing Washer, Rust Proof, Weather Resistant, Zinc Plated, Coarse Threaded, Clading Steel Screw for Tin Roof (50 pcs)

About this item

• •HEX HEAD SELF-DRILLING ROOFING SCREW
• •Roofing screws are simply a type of fastener. They work by fixing sheeting to metal or wood structures, and are tailored specifically to roof maintenance. Although purposefully designed for outdoor work, they are capable for use in a number of internal projects.
• •The most common metal roofing screws are hex head. Material - hardeneg steel are the most common. Coating - Galvanized screws are the most common. The screw head is usually.
• •SPECIFICATIONS:
• •HEXAGON HEAD
• •The hexagonal head fits perfectly to the torque bit and transmits the torque optimally.
• •EPDM WASHER
• •The EPDM washer ensures protection against moisture and its passage to the self-drilling or construction (cannot be over-tightened or under-tightened).
• •SPECIAL TEMPERING
• •Thanks to the special hardening technology, these self-drilling tools are strong, but also resistant to the effects of the atmosphere.
• •DRILL
• •It does not require pre-drilling in the tin (up to 2.5 mm thick), so the work becomes even faster.
• •ANTI-CORROSION PROTECTION
• •12 µm anti-corrosion zinc layer reliably protects against corrosion.
• •PACKAGE CONTAINS
• •50 pcs.

Specifications

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