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M8 x 40mm hex set bolts with zinc plating — a versatile general-purpose fastener widely used in HVAC installations for securing brackets, supports, equipment frames, and pipework fixings. The 40mm length makes this ideal for applications requiring a deeper thread engagement or fixing through thicker materials.
- Thread size: M8
- Length: 40mm
- Head type: Hexagon (hex set)
- Finish: Zinc plated for corrosion resistance
- Grade: 8.8 (high tensile)
- Suitable for HVAC brackets, supports, and general fixings
A go-to fastener for HVAC engineers — the M8 x 40mm hex bolt is ideal for securing cantilever brackets, pipe supports, and equipment frames on every installation.