Sd Screw Hex Coarse Zinc Yellow Multiple Sizes

*Random brands will be delivered subject to current stock.

Applications:

Light gauge steel framing, indoor steel structures, and timber‑to‑steel connections in dry, sheltered environments. 

Features:

• High carbon steel - strong, durable, resists bending.
• Self‑drilling point -drills, taps, and fastens in one step; no pre‑drilling required.
• Hex flange head - socket driver ready; flange distributes clamping pressure.
• Coarse thread - strong grip in timber and light steel.
• ZY coating - provide basic corrosion protection only, not for outdoor exposed use.

Size:

10G-16x16mm - thin sheets, light connections.
12G-14x20mm - standard fixing, most popular.
12G-14x25mm - thicker materials, multi‑layer fixing.