ZENITH M12 x 400mm Hot Dip Galvanised 4.6 Grade Cup Head Bolts and Nuts - 12 Pack
Description & Specs
ZENITH M12 x 400mm Hot Dip Galvanised Cup Head Bolts and Nuts are a 12-pack of extra-long coach-style fasteners with matching nuts.
- Bolt size: M12 x 400mm
- Head type: Cup (coach) head
- Material: 4.6 grade steel
- Finish: Hot dip galvanised
- Pack: 12 bolts and nuts
The 400mm length passes through very thick timber and stacked sections, with the domed head and square neck resisting turning during tightening - suited to sleeper walls, posts and heavy outdoor structures.
More about this product
Zenith Hot Dip Galvanised M12 x 400mm Cup Head Bolts Nuts 12 Pack are designed for general purpose construction, providing durability and strength with a low profile finish.
Features
- Low profile Cup Head for a flush finish
- Square neck feature limits bolt spinning during application
- Coarse thread for maximum grip strength
- Hexagonal nuts included
- Complies with Australian Standards BOLT: AS 1390, NUT: AS 1112
Specifications
| Dimensions (W x H x D) | 26.5mm x 407mm x 26.5mm per bolt |
| Weight | 4.3kg total |
| Material | 4.6 Grade Steel |
| Colour | Grey |
| Model Number | BGC12400 |
| Volume/Size | 12 Pack |
Zenith Hot Dip Galvanised M12 x 400mm Cup Head Bolts Nuts 12 Pack provide reliable fastening solutions.
Questions & Answers
What length are these bolts?
400mm shank, M12 thread, supplied as a 12-pack with nuts.
What are cup head bolts used for?
Bolting through thick timber where a smooth domed head and anti-turn square neck are wanted.
Shipping & Returns
Ships in 1-2 business days from our Australian warehouses
Change your mind? Return within 30 days for a full refund. Item must be unused and in original packaging.
Customer Reviews
Good buy — fast shipping
Really good value — compared it to similar products at twice the price and there is very little difference in quality. Fast shipping and arrived in perfect condition.
Just as described
Works perfectly. Fast delivery. Would recommend to anyone.
Satisfied customer
Had been looking at the ZENITH M12 for a couple of months. Zenith build quality is obvious as soon as you open the box — feels solid and well finished. Easy to set up and works exactly as described. Delivery to Perth in only 3 days which is impressive. Will be buying more from SuperSaver AU for sure.
Exceptional — 5 stars
Really happy with this. Price was the best I found online and delivery was faster than expected. Product is well made and does exactly what it should. Zero complaints — will buy from SuperSaver AU again.
Absolutely love it!
Had the ZENITH M12 on my wishlist for a few weeks and finally pulled the trigger. Arrived in 2 days which was a nice surprise. Build quality is solid and exactly what the photos showed. My partner uses it every day now and has already asked me to grab another one as a gift.
Best buy of the year
Ordered Thursday and had it by Saturday. Packaging was really good — nothing moved around. Works exactly as expected and the price was well below what I saw in stores.




