3/8 socket set
Skip itSoft demand (-17.7% this quarter) — this niche doesn't clear our bar today.
Avg price
Great£22.43avg listing price — sweet spot $15–$100
Price range
Great£8.23–£45.25cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Great1.8%return rate — above 5% kills the launch gate
Brand share
Good66%top-5 brand share — brands hold most of the demand
Review moat
Good1,450.67avg incumbent reviews — the moat a new listing must climb
Conversion
Okay3.5%search→purchase rate — share of searches ending in a sale
Competition
Okay61%top-5 click share — leaders hold, buyers still browse
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Market size
Okay£111K£111K/yr · 143K searches
Growth
Bad-17.7%90-day search growth — must beat 0% to launch
According to Flapen's Amazon United Kingdom niche tracking, 3/8 socket set is a £111K/yr Amazon United Kingdom market (143K searches/yr). The top 5 brands hold 66% of demand. Verdict: Skip it — 46/100.
Data updated Jul 22, 2026 · scored weekly · How we score niches
3/8 socket set market data
- Units sold / yr
- 3K–4K
- avg 100–250/product
- Revenue / yr
- £67K–£90K
- units × avg price
- Conversion rate
- 3.5%
- Avg BSR
- #323
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 81%
- Out of stock
- 5.1%
- Avg brand age
- 51 months
- Avg seller age
- 179 days
Competition & brand share
The top 5 products take 61% of clicks — established leaders, but buyers still shop beyond them.Brands
15 falling
Sellers
67
Top-5 brand share
66%
Top 20: 100%
Top-5 click share
61%
Top 20: 99%
Open market
29%
- Draper20%
- Amazon Basics17%
- CASOMAN12%
- KATSU Tools8%
- Bergen8%
- SWANLAKE GARDEN TOOLS6%
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -17.7% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 2.1×
Top 3/8 socket set search terms
- 3/8 socket set96K/yr
- 3/8 sockets13K/yr
- socket set 3/8 drive12K/yr
- 3/8 deep socket set7K/yr
- 3/8 ratchet set6K/yr
- socket set 3/85K/yr
- 3/8 socket4K/yr
Top 3/8 socket set 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.
All 21 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Draper Expert 18 Piece Metric Socket Set | Ratchet Tool and Case | 3/8 Square Drive | HI-TORQ MM/AF Sockets | DIY Home Professional and Car Kit |Hand Tools | 16359
Draper£18.724.7★2,876 rev
Amazon Basics 46-Piece 3/8-Inch Drive Shallow & Deep Socket Set 72-Teeth Reversible Ratchet SAE/Metric Size With Carrying Case 13.1 x 9.7 x 3 inches
Amazon Basics£32.484.5★666 rev
KATSU 3/8 Inch Socket Set 12Pcs 10-24mm Metric Drive with 24-Teeth Quick-Released Ratchet Wrench and 6 Extension Bar High Grade Chrome Vanadium Steel Auto Repairing Garage Tool 420341
KATSU Tools£10.814.5★1,025 rev
US PRO Professional 17 Piece 3/8 inch Drive 8-24mm Shallow Single Hex Socket Set
Bergen£11.864.4★348 rev
CASOMAN 3/8 Drive Impact Socket Set 49 Piece Standard SAE and Metric Sizes (5/16-Inch to 3/4-Inch and 8-22 mm) 6 Point Cr-V Steel Socket Set
CASOMAN£31.584.6★5,487 rev
Newest
by launch date
WORKPRO 3/8 Drive Metric Socket Set 10-Piece 717 mm External Hex Shallow Sockets Cr-V Steel Anti-Roll Design with Socket Rail for DIY & Car Repair
WORKPRO£12.46100 rev
CASOMAN 27 Pieces 3/8-Inch Drive Impact Socket Set Deep & Shallow Metric (7mm - 19mm) 6 Point CR-V Steel
CASOMAN£25.562,190 rev
CASOMAN 3/8-Inch Drive 12 Point Metric Semi-Deep Impact Socket Set 13-Piece Mid-Length Socket Set 7 to 19mm CR-MO
CASOMAN£18.9751 rev
SWANLAKE 3/8 Drive Impact Socket Set 50-Piece Standard SAE (5/16 to 3/4 inch) and Metric (8-22mm) Size 6 Point Cr-V 3/8-Inch Ratchet Handle Extension Bar Universal Joint
SWANLAKE GARDEN TOOLS£35.2380 rev
Sealey Premier Platinum 3/8 Sq Drive Socket Set - AK7922
Sealey£45.253 rev
Trending
90-day click momentumSealey Premier Platinum 3/8 Sq Drive Socket Set - AK7922
Sealey£45.254.6★
Sealey Ak66722 Ratchet Wrench & Socket Rail Set 25Pc 3/8In Sq Drive
Sealey£40.044.3★
WORKPRO 3/8 Drive Metric Socket Set 10-Piece 717 mm External Hex Shallow Sockets Cr-V Steel Anti-Roll Design with Socket Rail for DIY & Car Repair
WORKPRO£12.464.6★
KATSU 3/8 Inch Socket Set 12Pcs 10-24mm Metric Drive with 24-Teeth Quick-Released Ratchet Wrench and 6 Extension Bar High Grade Chrome Vanadium Steel Auto Repairing Garage Tool 420341
KATSU Tools£10.814.5★
Hi-Spec 22-Piece Metric Socket Set 1/4 & 3/8 Drive with Reversible Ratchet Extension Bar Adaptor & Ratcheting Wrench in Compact Carry Case
Hi-Spec£16.664.5★
What buyers say about 3/8 socket set
What buyers praise and complain about, mined from review topics.What buyers love
“Good quality”
“Quality socket set”
“Affordable price”
“sturdy case”
“Meet my expectations”
“Lightweight”
“Essential tool for car maintenance”
“easy to transport”
“easy to use”
“Haven't broken any yet despite my best efforts”
What buyers complain about
“None fitting sockets solved”
“Snapped after first use”
“Poor quality”
“with so much play it makes it hard to function”
“Snapped to extension”
“The sockets are very bad quality rounded easy practically made of butter would not recommend waste of money”
“even thats too expensive”
“Terrible flimsy garbage”
“Would probably struggle on rusted 10+ year bolts”
“it's a bit weighty”
Top return reasons
Common questions
- Is 3/8 socket set profitable to sell on Amazon United Kingdom?
- The niche generates £111K/yr across 21 tracked products. 90-day search growth is -17.7%. Flapen's verdict: Skip it (46/100).
- How competitive is the 3/8 socket set niche?
- 15 brands and 67 sellers compete. The top 5 products take 61% of clicks and top 5 brands hold 66% of demand.
- What do buyers complain about in 3/8 socket set?
- Top complaints mined from reviews: Size-Overall, Durability, Quality-Overall. The return rate is 1.8%.
- When does demand for 3/8 socket set peak?
- Demand is steady year-round — the busiest month runs 2.1× the quietest.
- What does it cost to enter the 3/8 socket set niche?
- Listings span £8.23–£45.25; the average listing price is £22.43 (sweet spot $15–$100). The average incumbent carries 1,451 reviews — the moat a new listing must climb.