---
title: "M8 Bolts — £40K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/diy-tools/m8-bolts"
last_updated: "2026-07-31T10:54:44.426Z"
locale: en
meta:
description: "Niche score 49/100 · £40K/yr market · 108K searches/yr · £6.28 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 49/100 · £40K/yr market · 108K searches/yr · £6.28 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "M8 Bolts — £40K/yr Amazon UK Niche (2026) - Flapen"
---
# **m8 bolts**
**Skip it**
Prices mostly outside the sweet spot ($3.46–$9.69) — this niche doesn't clear our bar today.
Market size 10Growth 41Conversion 65Competition 66Returns 86Price range 0Avg price 17Brand share 79Review moat 90Quality gap 33
**Review moat**
**Great****208.94**
avg incumbent reviews — the moat a new listing must climb
**Returns**
**Great****1.5%**
return rate — above 5% kills the launch gate
**Brand share**
**Great****56%**
top-5 brand share — no brand owns this niche
**Competition**
**Good****46%**
top-5 click share — leaders hold, buyers still browse
**Conversion**
**Good****5.9%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Okay****+12.9%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Bad****£6.28**
avg listing price — sweet spot $15–$100
**Market size**
**Bad****£40K**
£40K/yr · 108K searches
**Price range**
**Bad****£3.46–£9.69**
cheapest to priciest tracked listing — scored on the share inside $15–$100
According to Flapen's Amazon United Kingdom niche tracking, m8 bolts is a £40K/yr Amazon United Kingdom market (108K searches/yr). The top 5 brands hold 56% of demand. Verdict: Skip it — 49/100.
Data updated Jul 22, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **m8 bolts market data**
- **Units sold / yr**
- **5K–6K**
- avg 100–250/product
- **Revenue / yr**
- **£31K–£38K**
- units × avg price
- **Conversion rate**
- **5.9%**
- **Avg BSR**
- **#146**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **5.6%**
- **Avg brand age**
- **30 months**
- **Avg seller age**
- **200 days**
## **Competition & brand share**
The top 5 products take 46% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**23 **▼falling
**Sellers**
**25**
**Top-5 brand share**
**56%**
Top 20: 97%
**Top-5 click share**
**46%**
Top 20: 85%
**Open market**
**39%**
- QJKEJI27% - MUZHUPGUZ10% - RUGLAMZHIP8% - BATENGKEJI6% - RJTCXJS5% - RC Screws5%
## **Top m8 bolts search terms**
- **m8 bolts**66K/yr+12.9%3.7% conv. - **m8 bolt**11K/yr+13.4%3.3% conv. - **m8 stainless steel bolts**6K/yr+21.9%2.6% conv. - **m8 nuts and bolts**10K/yr+10.2%6.3% conv. - **8mm bolts**5K/yr+4.9%2.2% conv. - **m8 bolts and nuts**4K/yr+14.6%4.7% conv. [**All search terms **](https://flapen.com/research/uk/diy-tools/m8-bolts/search-terms)
## **Top m8 bolts products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%10%£4K20%£8K30%£12K40%£16K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**85 Pcs M8 Nuts and Bolts Set M8 Hex Bolts and Nuts Set Assorted Machine Screws and Washers Assortment Kit for Home or Repair**QJKEJI**£7.28**4.5★226 rev](https://www.amazon.co.uk/dp/B0DSFRRK23) [2**153 Pcs M8 Screws Set M8 Button Head Bolts Set Nuts and Bolts Assortment Kit Black Hex Socket Button Head Screws with Hex Wrench**MUZHUPGUZ**£6.44**4.4★54 rev](https://www.amazon.co.uk/dp/B0DSDJ85XM) [3**85 Pcs M8 Assorted Bolts Nuts Washers**RJTCXJS**£6.01**3.7★3 rev](https://www.amazon.co.uk/dp/B0GJK5GL3S) [4**135 Pcs M6 M8 Hex Bolts and Nuts and Washers Set Nuts and Bolts and Washers Assortment Kit Carbon Steel Hex Head Assorted Machine Screws for Repair Maintenance**QJKEJI**£7.11**4.6★400 rev](https://www.amazon.co.uk/dp/B0D25RB4QD) [5**mawmuaw M8 Hex Nuts and Bolts Assortment 100 Pcs M8 Bolts 20 30 40 50 mm Stainless Steel Grub Screws Assorted with Washers and Nuts Machine Screws for Building Structural Engineering Equipment**mawmuaw**£8.55**4.2★9 rev](https://www.amazon.co.uk/dp/B0FZVCLCTB)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**10 Pcs M8 Bolts and Nuts Assortment Kit M8x90mm Hex Head Screws 304 Stainless Steel Nuts and Bolts Set with Washers Kit Part Threaded Hex Screws Bolt for Home Electronic Machine**RUGLAMZHIP**£4.74**11 rev3mo ago](https://www.amazon.co.uk/dp/B0GGQMFLGV) [**85 Pcs M8 Assorted Bolts Nuts Washers**RJTCXJS**£6.01**3 rev3mo ago](https://www.amazon.co.uk/dp/B0GJK5GL3S) [**mawmuaw M8 Hex Nuts and Bolts Assortment 100 Pcs M8 Bolts 20 30 40 50 mm Stainless Steel Grub Screws Assorted with Washers and Nuts Machine Screws for Building Structural Engineering Equipment**mawmuaw**£8.55**9 rev5mo ago](https://www.amazon.co.uk/dp/B0FZVCLCTB) [**Hzxy TV Bracket Screws 108PCS M4 M5 M6 M8 VESA Screws & Bolts Kit with Washers and Spacers for TV Wall Brackets Universal TV Mounting Bolts and Screws for Back of TV Fits Most TVs Up to 90 Inch**Hzxy**£6.27**22 rev6mo ago](https://www.amazon.co.uk/dp/B0GH88QVS5) [**100 Pcs M8 Hex Bolts and Nuts Set Machine Screws Assorted Nuts and Bolts Set with Washers Nut and Bolt Assortment for Repair Maintenance and DIY**HETYYAEKQ**£6.86**9 rev8mo ago](https://www.amazon.co.uk/dp/B0G29QHXVC)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**20 Pcs M8 Bolts Set M8x20mm Hex Bolts Set A2 Grade Stainless Steel Hex Head Screws Sets Fully Threaded Screws for Metal Construction Automotive Machinery**RUGLAMZHIP**£4.52**4.7★**▲ 183%**](https://www.amazon.co.uk/dp/B0GGY8BP95) [**85 Pcs M8 Assorted Bolts Nuts Washers**RJTCXJS**£6.01**3.7★**▲ 182%**](https://www.amazon.co.uk/dp/B0GJK5GL3S) [**10 Pcs M8 Bolts and Nuts Assortment Kit M8x90mm Hex Head Screws 304 Stainless Steel Nuts and Bolts Set with Washers Kit Part Threaded Hex Screws Bolt for Home Electronic Machine**RUGLAMZHIP**£4.74**4.8★**▲ 176%**](https://www.amazon.co.uk/dp/B0GGQMFLGV) [**Hzxy TV Bracket Screws 108PCS M4 M5 M6 M8 VESA Screws & Bolts Kit with Washers and Spacers for TV Wall Brackets Universal TV Mounting Bolts and Screws for Back of TV Fits Most TVs Up to 90 Inch**Hzxy**£6.27**4.6★**▲ 176%**](https://www.amazon.co.uk/dp/B0GH88QVS5) [**M METERXITY 10-Pack Hex Head Screw Bolt with Nuts Flat & Lock Washers M8x70mm Stainless Steel Bolts and Nuts Kit Fully Threaded Metric Bolt Assortment for Equipment/Machinery**M METERXITY**£5.85**4.6★**▲ 166%**](https://www.amazon.co.uk/dp/B0DSKYDD5W)
**~~View all trending →~~**
## **What buyers say about m8 bolts**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**30%
*“Good quality”*
**Mounting**25%
*“very fit for purpose with a vast variety of screws for all different types of brackets”*
**Value For Money**22%
*“Great value”*
**Advertised Vs Actual Product**9%
*“Exactly as ordered”*
**Size-Overall**4%
*“had every size”*
**Add-Ons/Attachments**2%
*“All the attachments”*
**Color**2%
*“Everything is black in colour whichh gives it a nice neat look, and the carbon steel feels well made and durable”*
**Compatibility-Overall**1%
*“These sets are compatible with pretty much every bracket you can buy”*
**Adjustability/Rotatability/Reclining**1%
*“The Hexagonal Advantage: The six-sided head is designed for high-torque tightening”*
**Ease Of Use**1%
*“Really handy to have”*
### **What buyers complain about **
**Quality-Overall**36%
*“the plastic box is of very low quality”*
**Assembly/Installation**12%
*“try as I might I couldn't fine the correct bolts or spacers to hang it correctly”*
**Advertised Vs Actual Product**7%
*“Grade 4.8 rather than 8.8 as shown”*
**Instructions/User Manual/Troubleshooting**7%
*“The computer monitor manual didn't even mention the screws or even their size”*
**Add-Ons/Attachments**7%
*“Not much to add really”*
**Value For Money**7%
*“expensive for what you get”*
### **Top return reasons **
**Size-Overall**72%
**Defective Material/Parts**7%
**Mounting**6%
**Quality-Overall**4%
**Compatibility-Overall**4%
**Advertised Vs Actual Product**3%
**Material Quality**1%
**Ease Of Use**1%
**Thin**1%
**Value For Money**1%
## **Common questions**
- **Is m8 bolts profitable to sell on Amazon United Kingdom?**
- The niche generates £40K/yr across 32 tracked products. 0 of 10 products launched in the last 360 days are still selling. 90-day search growth is +12.9%. Flapen's verdict: Skip it (49/100).
- **How competitive is the m8 bolts niche?**
- 23 brands and 25 sellers compete. The top 5 products take 46% of clicks and top 5 brands hold 56% of demand.
- **What do buyers complain about in m8 bolts?**
- Top complaints mined from reviews: Quality-Overall, Assembly/Installation, Advertised Vs Actual Product. The return rate is 1.5%.
- **What does it cost to enter the m8 bolts niche?**
- Listings span £3.46–£9.69; the average listing price is £6.28 (sweet spot $15–$100). The average incumbent carries 209 reviews — the moat a new listing must climb.
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