thread lock
Skip itPrices mostly outside the sweet spot ($3.38–$13.63) — this niche doesn't clear our bar today.
Returns
Incredible0.3%return rate — above 5% kills the launch gate
Conversion
Incredible16.4%search→purchase rate — share of searches ending in a sale
Market size
Good£442K£442K/yr · 346K searches
Review moat
Okay2,942avg incumbent reviews — the moat a new listing must climb
Growth
Okay+2.2%90-day search growth — must beat 0% to launch
Competition
Okay69%top-5 click share — leaders hold, buyers still browse
Brand share
Okay90%top-5 brand share — brands hold most of the demand
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Avg price
Bad£7.77avg listing price — sweet spot $15–$100
Price range
Bad£3.38–£13.63cheapest to priciest tracked listing — scored on the share inside $15–$100
According to Flapen's Amazon United Kingdom niche tracking, thread lock is a £442K/yr Amazon United Kingdom market (346K searches/yr). The top 5 brands hold 90% of demand. Verdict: Skip it — 44/100.
Data updated Jul 18, 2026 · scored weekly · How we score niches
thread lock market data
- Units sold / yr
- 50K–60K
- avg 3,000–4,000/product
- Revenue / yr
- £389K–£466K
- units × avg price
- Conversion rate
- 16.4%
- Avg BSR
- #176
- Page quality
- 0%
- Prime
- 95%
- Sponsored
- 89%
- Out of stock
- 3.6%
- Avg brand age
- 51 months
- Avg seller age
- 167 days
Competition & brand share
The top 5 products take 69% of clicks — established leaders, but buyers still shop beyond them.Brands
11 rising
Sellers
79
Top-5 brand share
90%
Top 20: 100%
Top-5 click share
69%
Top 20: 100%
Open market
7%
- Loctite46%
- Gerhua22%
- Hannaera14%
- EIGTWEN4%
- flintronic4%
- Nanoxa3%
- Open — no brand owns it (5 brands, 7%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +2.2% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.5×
Top thread lock search terms
- thread lock73K/yr
- loctite51K/yr
- loctite thread lock41K/yr
- loctite 24329K/yr
- locktight threadlock21K/yr
- loctite threadlocker21K/yr
- lock tight12K/yr
- locktight11K/yr
- threadlocker14K/yr
- lock tight thread lock14K/yr
Top thread lock 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 19 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
10ml Screw Glue Thread Lock Glue Screw Blue Anaerobic Adhesive Thread Lock Blue Thre/adloc/ker Thread Sealant Thre/ad Lo/ck High Strength Thre/ad Gl/ue Fasteners Metals Lo/cker
Gerhua£3.384.5★141 rev
Loctite Threadlocker Locks & Seals All Metal Nuts Balls & Screws Prevents Leakage & Corrosion 1 x 5g
Loctite£5.854.6★5,100 rev
LOCTITE 243 Threadlocker Universal adhesive for Securing Screws Medium-Strength thread lock for Metal Threads Liquid Glue for Use on Pumps Gearboxes and More 1x10ml
Loctite£9.254.8★1,780 rev
Loctite 209728 Heavy Duty Threadlocker 0.2 oz Blue 242 Single Thread Locking Adhesive 0.2 Fl. Oz (Pack of 1) 2
Loctite£7.724.7★41,096 rev
Thread Lock Blue and Red Threadlocker Medium and High Strength Threadlock Lock & Seal Nuts Bolts Fasteners and Metals Against Losening and Leakage (10 ml/2 Pack) (lock)
Hannaera£6.784.6★266 rev
Newest
by launch date10ml Screw Glue Thread Lock Glue Screw Blue Anaerobic Adhesive Thread Lock Blue Thre/adloc/ker Thread Sealant Thre/ad Lo/ck High Strength Thre/ad Gl/ue Fasteners Metals Lo/cker
Gerhua£3.38141 rev
2PCS Screw Glue Thread Sealant Thread Lock Glue Screw Blue Anaerobic Adhesive High Strength Lock Tight Thread Lock Scre/w Thread Locker Glu/e Sealants Scre/w Strong Oil Tolerant Thread Locker
Gerhua£4.5412 rev
Thread Lock 50ml + 50ml - Medium and Strong Strength threadlocker Heat-Resistant Anaerobic Curing Locktight Threadlock for Nuts Bolts Fasteners - Prevents Loosening Leakage Corrosion(Blue Red)
sitarcmin£7.6928 rev
Thread Lock- 100ml Thread Lock Medium & High Strength Locktight Threadlock Universal Thread Locker Adhesive for Nuts Bolts Metal Fasteners Prevent Loosening Seal & Anti-Corrosion(50ml+50ml)
Hcunbsu£7.5126 rev
PART NO. LCP1329467 Loctite 243 Medium Strength Threadlocker 50mL Bottle
Loctite£11.9826 rev
Trending
90-day click momentumThread Lock 50ml + 50ml - Medium and Strong Strength threadlocker Heat-Resistant Anaerobic Curing Locktight Threadlock for Nuts Bolts Fasteners - Prevents Loosening Leakage Corrosion(Blue Red)
sitarcmin£7.694.9★
10ml Screw Glue Thread Lock Glue Screw Blue Anaerobic Adhesive Thread Lock Blue Thre/adloc/ker Thread Sealant Thre/ad Lo/ck High Strength Thre/ad Gl/ue Fasteners Metals Lo/cker
Gerhua£3.384.5★
2PCS Screw Glue Thread Sealant Thread Lock Glue Screw Blue Anaerobic Adhesive High Strength Lock Tight Thread Lock Scre/w Thread Locker Glu/e Sealants Scre/w Strong Oil Tolerant Thread Locker
Gerhua£4.545.0★
Thread Lock High Strength+Medium Strength 2 x 10ml Locktight Threadlock Prevent Nuts Bolts Fasteners and Screws from Loosening Due to Prolonged Vibration Thus Locking and Sealing Nuts and Bolts
EIGTWEN£7.964.6★
Thread Lock- 100ml Thread Lock Medium & High Strength Locktight Threadlock Universal Thread Locker Adhesive for Nuts Bolts Metal Fasteners Prevent Loosening Seal & Anti-Corrosion(50ml+50ml)
Hcunbsu£7.514.6★
What buyers say about thread lock
What buyers praise and complain about, mined from review topics.What buyers love
“Good quality and easy to apply”
“Worked as it should”
“very good value for money”
“I had no issues so far I decided to save some money”
“Easy to use”
“Locks well”
“Nice and solid”
“Works well decent size”
“Its Loctite, its great, does exactly what its supposed to”
“Does the job well”
What buyers complain about
“Too expensive”
“Tight”
“These bottles are rubbish”
“threads are locked”
“Doesnt harden”
“The image of the product does NOT represent what you will get”
“the nozzle came off”
“The only down side is that they had put the product sticky label over the instructions which took 20 mins to carefully remove before I managed to see what had changed”
“not workable”
“It is so thick”
Top return reasons
Common questions
- Is thread lock profitable to sell on Amazon United Kingdom?
- The niche generates £442K/yr across 19 tracked products. 2 of 5 products launched in the last 360 days are still selling. 90-day search growth is +2.2%. Flapen's verdict: Skip it (44/100).
- How competitive is the thread lock niche?
- 11 brands and 79 sellers compete. The top 5 products take 69% of clicks and top 5 brands hold 90% of demand.
- What do buyers complain about in thread lock?
- Top complaints mined from reviews: Value For Money, Size-Overall, Quality-Overall. The return rate is 0.3%.
- When does demand for thread lock peak?
- Demand is steady year-round — the busiest month runs 1.5× the quietest.
- What does it cost to enter the thread lock niche?
- Listings span £3.38–£13.63; the average listing price is £7.77 (sweet spot $15–$100). The average incumbent carries 2,942 reviews — the moat a new listing must climb.