The 12-24 x 32mm self-drilling screw features a No.5 drill point to penetrate thicker steel without pre-drilling. A 5/16″ hex head provides strong drive engagement, while the fine 24 TPI thread ensures tight fastening in metal substrates. Class 4 coating offers enhanced corrosion protection for external or marine-adjacent applications. Ideal for structural steel, purlins and heavy-gauge fabrications.

• No.5 drill point for thick steel sections,Fine 24 TPI thread for secure metal fixing

$59.65

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