Product Overview
This product has a diameter of 4.0mm and is available in lengths from 20 to 40mm. Made of C1022 carbon steel, quenched and hardened, with a blue-white zinc anti-corrosion finish. Featuring a semi-countersunk Torx drive recess, T17 cutting sharp point, and triple-stage segmented coarse threads, it is a versatile, cost-effective self-tapping screw for indoor woodworking and wood-steel composite fastening applications, available in multiple sizes to suit various panel assembly needs.
Product Applications
Whole-Home Customization: Assembly and joining of various wood-based panels in wardrobes, kitchen cabinets, display cabinets, and similar applications.
Decorative Construction: Fixing wooden joist ceilings, partitions, door frames, baseboards, and trim edges – also suitable for light-gauge steel and wood composite installations.
Wood Product Manufacturing: Batch assembly of wooden crates, pallets, and shelving units.
Note: Suitable for indoor dry to mildly humid environments only. Not recommended for outdoor use, coastal high-salt atmospheric conditions, or steel sheets thicker than 2.5mm.
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