COMPLETE SET - Includes 10 pieces to tackle multiple projects with ease.
CORROSION RESISTANCE - Zinc passivated finish ensures protection against rust and wear.
UNMATCHED DURABILITY - Engineered from heavy-duty carbon steel for long-lasting performance.
VERSATILE APPLICATIONS - Perfect for securing everything from shelving to safety chains.
PROFESSIONAL AMATEUR USE - Ideal for both DIY enthusiasts and seasoned professionals.
The Amtech S5910 10 Piece M6 x 50mm Expansion Bolts are designed for heavy-duty applications, featuring a robust carbon steel construction with a zinc passivated finish for enhanced durability and corrosion resistance. Suitable for a variety of materials including concrete, stone, and brickwork, these bolts are perfect for both professional and amateur use, making them an essential addition to any toolkit.
Specifications
Manufacturer
DK Tools
Part Number
S5910
Item model number
AM-S5910
Size
M6 x 50mm
Colour
Brass
Material
Carbon Steel
Item Package Quantity
1
Number of Pieces
10
Head Style
Hex
Cutting Diameter
6 Millimetres
Measurement System
Metric
Usage
Amateur, Professional
Batteries included?
No
Batteries Required?
No
Assembled Diameter
6 Millimetres
Item Weight
238 g
Have a Question? See What Others Asked
What is the drill size for these bolts please
What is the head size ? M6 or m8?
What size drill bit do i need to drill the hole for these
Can these be used with cavity concrete blocks?
Reviews
4.4
All from verified purchases
T**N
Good quality and fair price anchors!
I had to attach a few study hooks to the inside of my red brick garage and quickly realised the hardware supplied with the hooks was insufficient to hold the weight of anything other than a sheet of paper so bought these in the hope that they'd so a better job.I have to say I was worried about the quality given some of the reviews but I had nothing to worry about, all 4 I used fitted first time with no problem and anchor the hooks to wall so well I could hang off them. Brilliant job!It wasn't clear what size drill bit that was required so if anyone is struggling I used a 12mm one having made an initial pilot hole about 4mm first. Some were more of a snug fit than others so required a gentle tap with a hammer but that could well have been my DIY abilities or my drill. Either way once full tightened they were rock solid.These absolutely exceeded my expectations.
J**H
Good value
Good value for money, however their construction is not as sturdy as that of Rawlbolts.
N**F
Well made. As described
Well made. As described
A**R
Satisfactory and cost-effective’rawlbolt’.
Cost-effective and perfectly satisfactory item. Used it to fasten into concrete.... that ‘s what it’s for! However, like all these items I would prefer it to be fitted with a stainless steel bolt - the additional cost would be fairly minimal and well worth it. Mild steel isn’t much use in this marine environment. I have used S/S anyway and now I have redundant M6 bolts which will probably never be used for anything.....
G**N
Fell apart and couldn't put back together again
Managed to salvage 4 bolts out of 10 so I could finish my job, but would avoid these when buying again
S**S
Great Quality and Price
Very pleased with this item .would definitely buy again.
J**.
raw bolts
what can i say did the job brill .
A**R
Good value
Used these before and found them easy to use.
Common Questions
Trustpilot
TrustScore 4.5 | 7,300+ reviews
Yusuf A.
Fantastic experience overall. Will recommend to friends and family.
1 month ago
Fatima A.
Best international shipping I've ever tried. Worth every penny!
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Brilliant job!It wasn't clear what size drill bit that was required so if anyone is struggling I used a 12mm one having made an initial pilot hole about 4mm first. Some were more of a snug fit than others so required a gentle tap with a hammer but that could well have been my DIY abilities or my drill. Either way once full tightened they were rock solid.These absolutely exceeded my expectations."},{"@type":"Review","reviewRating":{"@type":"Rating","ratingValue":"4.0"},"author":{"@type":"Person","name":"J***H"},"datePublished":"27 April 2024","name":"Good value","reviewBody":"Good value for money, however their construction is not as sturdy as that of Rawlbolts."},{"@type":"Review","reviewRating":{"@type":"Rating","ratingValue":"5.0"},"author":{"@type":"Person","name":"N***F"},"datePublished":"8 February 2025","name":"Well made. As described","reviewBody":"Well made. As described"},{"@type":"Review","reviewRating":{"@type":"Rating","ratingValue":"5.0"},"author":{"@type":"Person","name":"A***R"},"datePublished":"29 April 2020","name":"Satisfactory and cost-effective’rawlbolt’.","reviewBody":"Cost-effective and perfectly satisfactory item. Used it to fasten into concrete.... that ‘s what it’s for! However, like all these items I would prefer it to be fitted with a stainless steel bolt - the additional cost would be fairly minimal and well worth it. Mild steel isn’t much use in this marine environment. I have used S/S anyway and now I have redundant M6 bolts which will probably never be used for anything....."},{"@type":"Review","reviewRating":{"@type":"Rating","ratingValue":"3.0"},"author":{"@type":"Person","name":"G***N"},"datePublished":"21 December 2022","name":"Fell apart and couldn't put back together again","reviewBody":"Managed to salvage 4 bolts out of 10 so I could finish my job, but would avoid these when buying again"},{"@type":"Review","reviewRating":{"@type":"Rating","ratingValue":"5.0"},"author":{"@type":"Person","name":"S***S"},"datePublished":"29 June 2024","name":"Great Quality and Price","reviewBody":"Very pleased with this item .would definitely buy again."},{"@type":"Review","reviewRating":{"@type":"Rating","ratingValue":"4.0"},"author":{"@type":"Person","name":"J***."},"datePublished":"30 July 2024","name":"raw bolts","reviewBody":"what can i say did the job brill ."},{"@type":"Review","reviewRating":{"@type":"Rating","ratingValue":"5.0"},"author":{"@type":"Person","name":"A***R"},"datePublished":"24 February 2024","name":"Good value","reviewBody":"Used these before and found them easy to use."}],"aggregateRating":{"@type":"AggregateRating","ratingValue":4.5,"bestRating":5,"ratingCount":8}},{"@type":"FAQPage","mainEntity":[{"@type":"Question","name":"What is the drill size for these bolts please","acceptedAnswer":{"@type":"Answer","text":"12mm diameter hss drill piece, and a drill with plenty of power/torque!"}},{"@type":"Question","name":"What is the head size ? M6 or m8?","acceptedAnswer":{"@type":"Answer","text":"M6 is the bolt/ thread size. The hexie- head probably needs a 10 mmm socket for the M6 and a 12 mm for the M8."}},{"@type":"Question","name":"What size drill bit do i need to drill the hole for these","acceptedAnswer":{"@type":"Answer","text":"I don’t know the actual size, I started with size 10, witch I had, it was easier to use and not damage my sandstone slabs then into the concrete below them I then increased the size gradually to the one that fitted the bolt. I used all my odd existing masonry bits bits up to to size of the bolt, sorry I don’t know it’s actual size but the bolts works really well. Good luck."}},{"@type":"Question","name":"Can these be used with cavity concrete blocks?","acceptedAnswer":{"@type":"Answer","text":"According to the manufacturer these are 'Suitable for fixing concrete, stone and brickwork, they have many applications, including ladder restraints, light fixings, safety chains, barriers and shelving.' So I think this would work for your application."}}]}]}