8 mm x 90 mm Light Weight Concrete Screw with Countersunk TX 30 Torx Head, Coarse Thread Sharp Tip Direct Fixing Screw, C4 Corrosion Resistant Anchorage for Indoor and Outdoor Use (10 pcs)

• LIGHTWEIGHT CONCRETE SCREWS: Lightweight concrete screws are used for fastening in porous materials such as lightweight concrete and lightweight clinker, ideal for both indoor and outdoor use.
• FEATURES: CE setified, torx countersunk head, seating nibs-seats the screw for the perfect flush finish, coarse thread for frim attachment, sharp tip no predil no plugs needed easy fixatiot to lightweht concreate materials, C4 corossion resistance LST EN ISO 12944-2:2000 standard.
• COROSION RESISTANT: Hight anticorosion protection coated C4 standard according to LST EN ISO 12944-2:2000, allows them to be used outdoors in the presence of weathering and exposure to corrosion.
• INSTALLATION: The lightweight concrete screw is screwed directly into the lightweight concrete, i.e. no pre-drilling is required. A torque screwdriver is recommended for installation. Use a low speed on the screwdriver to avoid over-tightening the screw. Over-tightening can mean that the thread is stripped, which greatly reduces the load capacity and a new installation should be carried out.
• COMPATIBILITY: lightweight concrete screw can be used to install wooden and steel frames studs and steel joists Roofing membranes, drain pipes as well as saddle wood, attaching interior items to the porous materials materials.

Lightweight Concrete Screws Lightweight concrete screws are specially designed for fastening to lightweight concrete, expanded clay concrete blox, clayite, aircrete claydite. The screws are installed without pre-drilling and plugs, like a standard wood screw. The screws are equipped with a T30 drive. Screws are approved for corrosion class C4, so they are suitable for outdoor use and demanding corrosion conditions. Features: Fast instalation Self tapping sharp tip Torx star screws, no predrill no plugs needed, designned for porous materials coarse threaded, countersunk head with seating nibs Seats the screw for the perfect flush finish. C4 corrosion resistance .CE cetified. Package Contains: 10 pieces