---
title: "18mm Socket — $82K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/18mm-socket"
last_updated: "2026-08-08T09:31:58.768Z"
locale: en
meta:
description: "Niche score 47/100 · $82K/yr market · 61K searches/yr · $7.86 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 47/100 · $82K/yr market · 61K searches/yr · $7.86 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "18mm Socket — $82K/yr Amazon US Niche (2026) - Flapen"
---
# **18mm socket**
**Skip it**
Strong incumbent ratings (4.8★) — this niche doesn't clear our bar today.
Market size 21Growth 40Conversion 98Competition 74Returns 54Price range 34Avg price 22Brand share 53Review moat 47Quality gap 15
**Conversion**
**Incredible****17.2%**
search→purchase rate — share of searches ending in a sale
**Competition**
**Good****40%**
top-5 click share — leaders hold, buyers still browse
**Returns**
**Good****2.8%**
return rate — above 5% kills the launch gate
**Brand share**
**Good****73%**
top-5 brand share — brands hold most of the demand
**Review moat**
**Okay****1,849.12**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Okay****+11.9%**
90-day search growth — must beat 0% to launch
**Price range**
**Okay****$3.11–$21.15**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Bad****$7.86**
avg listing price — sweet spot $15–$100
**Market size**
**Bad****$82K**
$82K/yr · 61K searches
**Quality gap**
**Bad****4.8★**
avg incumbent rating — lower means beatable quality
According to Flapen's Amazon United States niche tracking, 18mm socket is a $82K/yr Amazon United States market (61K searches/yr). The top 5 brands hold 73% of demand. Verdict: Skip it — 47/100.
Data updated Jul 29, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **18mm socket market data**
- **Units sold / yr**
- **8K–10K**
- avg 100–250/product
- **Revenue / yr**
- **$63K–$79K**
- units × avg price
- **Conversion rate**
- **17.2%**
- **Avg BSR**
- **#62**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **68%**
- **Out of stock**
- **7.8%**
- **Avg brand age**
- **50 months**
- **Avg seller age**
- **174 days**
## **Competition & brand share**
The top 5 products take 40% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**18 **▼falling
**Sellers**
**33**
**Top-5 brand share**
**73%**
Top 20: 100%
**Top-5 click share**
**40%**
Top 20: 83%
**Open market**
**23%**
- CRAFTSMAN23% - TEKTON19% - TIGHTSPOT16% - MIXPOWER9% - Capri Tools6% - EGOFIX4%
## **Demand & seasonality**
Weekly Amazon search volume, last 102 weeks — +11.9% search growth over the last 90 days.
1K750Spike '25Spike '26 seasonDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.6×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/18mm-socket/trend)
## **Top 18mm socket search terms**
- **18mm socket**25K/yr+15.6%12.3% conv. - **18 mm socket**11K/yr+27.1%11.8% conv. - **18mm impact socket 1/2 drive**7K/yr+4.6%16.4% conv. - **18mm socket 1/2 drive**5K/yr-1.3%16.0% conv. - **18mm deep socket**4K/yr+19.0%11.8% conv. - **18mm impact socket**4K/yr+7.1%12.4% conv. - **18mm socket 3/8 drive**3K/yr+4.5%17.0% conv. - **18 mm socket 1/2 drive**2K/yr-25.3%17.4% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/18mm-socket/search-terms)
## **Top 18mm socket 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%4%$3K8%$7K12%$10K16%$13K101001K10K 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**CRAFTSMAN Shallow Impact Socket Metric 1/2-Inch Drive 18mm (CMMT15866)**CRAFTSMAN**$7.70**4.8★5,361 rev](https://www.amazon.com/dp/B07QJDLBDF) [2**TEKTON 3/8 Inch Drive x 18 mm Deep 6-Point Socket | SHD13118**TEKTON**$6.01**4.6★126 rev](https://www.amazon.com/dp/B07R53NCRF) [3**MIXPOWER 1/2 Drive Shallow Impact Socket CR-MO 18mm 6 Point Radius Corner Design Axle Nut Impact Grade Socket for Easy Removal**MIXPOWER**$6.36**4.8★2,986 rev](https://www.amazon.com/dp/B0F18RJYZJ) [4**CRAFTSMAN Shallow Socket Metric 3/8-Inch Drive 18mm 6-Point (CMMT43579)**CRAFTSMAN**$6.74**4.8★808 rev](https://www.amazon.com/dp/B07QJDRGFL) [5**EGOFIX 1/2 Drive Deep Impact Socket 18mm Socket CR-MO Metric 6 Point**EGOFIX**$7.29**4.8★1,433 rev](https://www.amazon.com/dp/B0DFBWVZ4N)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**TIGHTSPOT 1/2 Drive 18mm Shallow Impact Socket 6-Point CRV Steel**TIGHTSPOT**$8.86**116 rev11mo ago](https://www.amazon.com/dp/B0FMBC712Z) [**MIXPOWER 1/2 Drive Shallow Impact Socket CR-MO 18mm 6 Point Radius Corner Design Axle Nut Impact Grade Socket for Easy Removal**MIXPOWER**$6.36**2,986 rev1y ago](https://www.amazon.com/dp/B0F18RJYZJ) [**TIGHTSPOT 1/2 Drive 18 mm Deep Impact Socket 6-Point CRV Steel**TIGHTSPOT**$9.91**457 rev1y ago](https://www.amazon.com/dp/B0DMXXZTK3) [**MTO 1/2 Drive 18mm Shallow Impact Socket 6-Point Metric Socket CR-MO Steel & Anti-Corrosion Coating for Tight Spaces and Heavy-Duty Tasks**MTO**$7.81**400 rev1y ago](https://www.amazon.com/dp/B0DM8HFJVM) [**EGOFIX 1/2 Drive Deep Impact Socket 18mm Socket CR-MO Metric 6 Point**EGOFIX**$7.29**1,433 rev1y ago](https://www.amazon.com/dp/B0DFBWVZ4N)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**TIGHTSPOT 1/2 Drive 18mm Shallow Impact Socket 6-Point CRV Steel**TIGHTSPOT**$8.86**4.6★**▲ 145%**](https://www.amazon.com/dp/B0FMBC712Z) [**TIGHTSPOT 1/2 Inch Drive - 18 mm Deep Impact Socket with Anti-Rounding 6 Point Design Heat-Treated CRV Steel Metric**TIGHTSPOT**$9.30**4.8★**▲ 127%**](https://www.amazon.com/dp/B0CN4S816G) [**GEARWRENCH 3/8 Drive Standard Metric Socket 18mm 6 Point - 80386**GEARWRENCH**$4.96**4.6★**▲ 102%**](https://www.amazon.com/dp/B000O3KDOG) [**1/2 Inch Drive x 18mm Deep 6PT CR-MO Impact Socket for Removing Axle nut**ATOOLMIC**$7.08**4.8★**▲ 94%**](https://www.amazon.com/dp/B0CR3WZ7TS) [**TEKTON 1/2 Inch Drive x 18 mm Shallow 6-Point Socket | SHD22118**TEKTON**$5.83**4.8★**▲ 81%**](https://www.amazon.com/dp/B07R53LL78)
**~~View all trending →~~**
## **What buyers say about 18mm socket**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**27%
*“The build quality is solid for the price”*
**Value For Money**21%
*“Good deal”*
**Advertised Vs Actual Product**10%
*“Just as described”*
**Size-Overall**9%
*“good metric sizes”*
**Socket/Port/Plug**7%
*“Great sockets at Great price”*
**Ease Of Use**7%
*“works great, got basially everything i would needed”*
**Strength**4%
*“case was sturdy”*
**Durability**3%
*“durable”*
**Compactness**2%
*“Compact”*
**Maintenance And Repair**2%
*“Excellent product, complete to work basic mechanic”*
### **What buyers complain about **
**Quality-Overall**30%
*“Poor quality box”*
**Size-Overall**16%
*“A little smaller than I expected”*
**Durability**13%
*“Didn't last”*
**Add-Ons/Attachments**5%
*“Every attachment broke immediately even the wrench”*
**Product Condition**4%
*“Disappointed received broken used product”*
**Value For Money**4%
*“Do not buy this it cheap”*
**Socket/Port/Plug**4%
*“Small cheap socket set for small engines”*
**Strength**4%
*“weak”*
**Material Quality**3%
*“Weak material”*
**Functionality-Overall**3%
*“it did not work to loosen”*
### **Top return reasons **
**Size-Overall**44%
**Socket/Port/Plug**13%
**Quality-Overall**9%
**Defective Material/Parts**9%
**Value For Money**5%
**Advertised Vs Actual Product**4%
**Functionality-Overall**3%
**Mechanism Issues**2%
**Add-Ons/Attachments**2%
**Durability**2%
## **Common questions**
- **Is 18mm socket profitable to sell on Amazon United States?**
- The niche generates $82K/yr across 34 tracked products. 0 of 3 products launched in the last 360 days are still selling. 90-day search growth is +11.9%. Flapen's verdict: Skip it (47/100).
- **How competitive is the 18mm socket niche?**
- 18 brands and 33 sellers compete. The top 5 products take 40% of clicks and top 5 brands hold 73% of demand.
- **What do buyers complain about in 18mm socket?**
- Top complaints mined from reviews: Quality-Overall, Size-Overall, Durability. The return rate is 2.8%.
- **When does demand for 18mm socket peak?**
- Demand is steady year-round — the busiest month runs 1.6× the quietest.
- **What does it cost to enter the 18mm socket niche?**
- Listings span $3.11–$21.15; the average listing price is $7.86 (sweet spot $15–$100). The average incumbent carries 1,849 reviews — the moat a new listing must climb.
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