Timco self-tapping zinc window screws (3.9x38mm, 1000pcs) for steel/aluminium frames. Countersunk Phillips head.
The Timco Window Fabrication Screws are high-quality fasteners designed for multiple applications where steel or aluminium reinforcement is present. These screws feature a self-tapping thread and self-drilling point, making installation quick and efficient without the need for pre-drilling.
Constructed from durable carbon steel with a zinc finish, these screws offer excellent corrosion resistance, ensuring long-lasting performance in various environments. The countersunk head design provides a flush finish when installed, while the Phillips recess allows for secure fastening with standard screwdriver bits.
Ideal for:
With a thread diameter of 3.9mm and length of 38mm, these versatile screws come in a bulk pack of 1000 pieces, perfect for professional installers and frequent users.
Free standard delivery on US mainland orders. Express delivery options and international shipping available at checkout.
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