Zenith M6 x 100mm Hot Dip Galvanised Hex Head Coach Screws - 25 Pack
Description & Specs
The Zenith M6 x 100mm Hot Dip Galvanised Hex Head Coach Screws give you 25 long, weather-resistant fasteners for joining timber to timber or metal to timber. The hot dip galvanised finish protects the 4.6 grade steel against rust, making these screws well suited to outdoor work, and they pair well with Zenith M6 galvanised washers.
- Thread size: M6
- Length: 100mm
- Material: 4.6 Grade Steel
- Finish: Hot Dip Galvanised
- Head type: Hex Head
- Thread type: Coarse
- Pack quantity: 25
The hex head allows extra clamping pressure with a spanner or socket, and the tapered gimlet point bites quickly for fast installation. These longer coach screws suit decking, fences, gates, pergolas and general heavy-duty construction needing deep fixing.
More about this product
The Zenith M6 x 100mm Hot Dip Galvanised Hex Head Coach Screws 25 Pack are designed for heavy-duty construction, providing reliable fastening for timber and metal applications.
- Hexagonal head increases clamping pressure
- Tapered gimlet point for quick installation
- Coarse thread for maximum grip strength
- M6 x 100mm, 4.6 grade steel, hot dip galvanised
- 25 pack
Questions & Answers
What size are these coach screws?
They are M6 thread by 100mm long.
What does hot dip galvanised mean?
The steel is dipped in molten zinc to form a thick, rust-resistant coating ideal for outdoor use.
Is hot dipped galvanised the same as galvanised?
Hot dipped galvanising is a galvanising method that produces a thicker, longer-lasting zinc layer than some other processes.
How many screws are in the pack?
The pack contains 25 hex head coach screws.
What are they used for?
They are used for heavy-duty construction, fastening timber to timber or metal to timber such as decking, fences and pergolas.
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
Satisfied customer
Had been looking at the Zenith M6 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 M6 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.
Fast delivery — impressed
Love my Zenith M6. Does the job perfectly and the price was unbeatable.
Exactly as described
Always buy Zenith when I can — consistent quality and you know what you are getting. This one is no different. Fast dispatch and arrived in perfect condition.




