Bi-Metal Self-Drilling Screw

Bi-Metal Self-Drilling Screw

Short Description:

The two components have been joined by means of welding. The first component comprises a stainless steel head
that will be exposed to air, and a stainless steel shank that will bear the full stress after being fastened into materials.
The second component is made of hardened carbon steel or alloy steel, and is designed for self-drilling and self-tapping

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