M12 x 70mm Double Thread Screw - A4 316 SS
Available
The Double Thread Screw M12 — A4 (316) Stainless Steel is a 316 stainless steel double thread screw for high pull-out strength in timber and composite materials. Supplied in A4 / 316 Stainless Steel, it is suited to professional installation and long-service applications in marine, coastal, and industrial environments.
Where this product is used
- Marine and coastal construction requiring superior corrosion resistance.
- Architectural metalwork and outdoor structures in harsh environments.
- Industrial applications where standard zinc-plated fasteners would corrode.
Key specifications
| Specification | Detail |
|---|---|
| Material Grade | A4 / 316 Stainless Steel |
| Thread Standard | Metric |
Selecting the right option
For marine, coastal, and outdoor applications, always specify 316 (A4) grade for maximum corrosion resistance. 304 (A2) is suitable for indoor and sheltered outdoor use. Pair stainless fasteners with stainless washers and nuts to avoid galvanic corrosion between dissimilar metals.
Resources
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70mm
Model Number: DTSA4M12X70
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80mm
Model Number: DTSA4M12X80
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100mm
Model Number: DTSA4M12X100
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110mm
Model Number: DTSA4M12X110
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120mm
Model Number: DTSA4M12X120

