3/8 Npt Tap
FailShoppers spend only $56K a year here, so 3/8 Npt Tap is a Fail.
- Flapen Score
- 42 / 100Ranks 6,968 of 9,536 Tools & Home Improvement niches · −6 vs the category median of 4842
- Market size
- $56K/yr19K searches / yr
- 90-day growth
- +4.1%search demand this quarter
- Competition
- 74%top-5 click share · 9 brands · 26 sellers
Flapen Score
3/8 Npt Tap against its category
The dotted line is the Tools & Home Improvement average. Past it, 3/8 Npt Tap is stronger. Inside it, weaker.
Market
The 3/8 Npt Tap market on Amazon at a glance
Shoppers on Amazon United States searched for 3/8 Npt Tap 19K times last year and spent an estimated $56K. The top 5 brands take 90% of clicks. Flapen scores it 42 out of 100, a Fail.
01 · Demand
21.3% of searches ended in a purchase last week.
Shoppers searched for this 19K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. In the latest week, 21.3% of those searches ended in a purchase. Searches in the last 90 days moved +4.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated $56K a year.
- Searches, last 12 months
- 19K
- Growth, 90 days vs prior 90
- +4.1%
- Conversion, latest week
- 21.3%
- Market size, estimated
- $56Ka year
- Top search term
- 3/8 npt tap16K searches a year
02 · Price
A sale here is worth $13.75.
Listings sell for $13.75 on average, from $5.95 to $35.27. Amazon reports units sold in ranges. This niche sold 3K to 4K a year. The average listing sells 250 to 500 of them. At $13.75 that is $3K to $7K a year per listing.
- Average price
- $13.75under the $15 to $100 sweet spot
- Price range
- $5.95–$35.27
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 3K–4K
- Units per listing a year
- 250–500
- Revenue per listing a year
- $3K–$7K
- Returns
- 2.5%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
64% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 2.6% of listings are out of stock. The average listing ranks #57 within Taps & Dies. It carries 982 reviews at 4.54 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 64%
- Prime listings
- 100%
- Out of stock, average day
- 2.6%
- Average rank
- #57in Taps & Dies
- Average rating
- 4.54 starsAmazon United States average 4.42 stars
- Average reviews
- 982per listing
- Listings tracked
- 14
04 · Newcomers
Amazon counts 0 of last year's 3 launches as successful.
3 products launched here in the last 12 months. Amazon counts 0 of them as successful launches, new products that hit its first-year sales bar. The brands on the shelf have sold for 55 months on average, so the names here are settling in.
- Launched, last 12 months
- 3
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 55 months
Products
Top 3/8 Npt Tap products & what they sell for
Every tracked product: its share of the shelf, its reviews, and its price.
Top sellers
by 90-day click share
Drill America - POU3/8NPTW/DRILL 3/8 Carbon Steel NPT Pipe Tap and 37/64 High Speed Steel Drill Bit Set POU Series
- Price
- $11.91
- Rating
- 4.6/5
- Reviews
- 3,785
- Age
- 9y ago

RURITKIT 3/8-18 NPT Pipe Tap and 37/64 drill Set Carbon Steel Hand Threading Plumbing NPT Tap Set for Plumbers Mechanics DIY Thread cutting tools
- Price
- $13.29
- Rating
- 4.4/5
- Reviews
- 203
- Age
- 1y ago

Drill America 3/8-18 NPT Pipe Tap Carbon Steel DWTPT Series
- Price
- $5.95
- Rating
- 4.7/5
- Reviews
- 3,497
- Age
- 13y ago

5-Piece NPT Pipe Tap Set Precision Carbon Steel NPT Tap Set for Clean Accurate Threads 3/4 1/2 3/8 1/4 1/8 NPT Tap Perfect for Plumbers Mechanics DIYers with Durable Plastic Case
- Price
- $20.81
- Rating
- 4.6/5
- Reviews
- 795
- Age
- 3y ago

DECKRKAT 2-Piece 3/8 NPT Pipe Tap - High Carbon Steel Pipe Threading Tool 18 Threads Per Inch Precision Internal Tap for Plumbers Mechanics & DIY with Protective Case.
- Price
- $9.77
- Rating
- 4.6/5
- Reviews
- 795
- Age
- 11mo ago
Trending
90-day click momentum
QWORK 3/8-18 NPT Pipe Tap Carbon Steel for Clean and Re-thread Damaged or Jam Pipe Threads
- Price
- $7.87
- Rating
- 4.7/5
- Reviews
- 634
- Age
- 5y ago

DECKRKAT 2-Piece 3/8 NPT Pipe Tap - High Carbon Steel Pipe Threading Tool 18 Threads Per Inch Precision Internal Tap for Plumbers Mechanics & DIY with Protective Case.
- Price
- $9.77
- Rating
- 4.6/5
- Reviews
- 795
- Age
- 11mo ago

Aceteel 3/8-18 Ti-Coated NPT Tap and 37/64 Drill Bit Set
- Price
- $13.02
- Rating
- 4.4/5
- Reviews
- 183
- Age
- 11mo ago

DKIBBITH 2-Piece 3/8 NPT Pipe Tap Set Carbon Steel Hand Threading Tool for Assorted Plumbers Mechanics DIY Thread cutting tools.
- Price
- $9.69
- Rating
- 4.5/5
- Reviews
- 781
- Age
- 11mo ago

HORUSDY 5-Piece NPT Pipe Tap Kit with Heavy-Duty Storage Case Premium Carbon Steel Threading Tools 1/83/4 Tapered Pipe Taps for Fast Clean & Reliable Plumbing Repairs
- Price
- $12.66
- Rating
- 4.4/5
- Reviews
- 1,086
- Age
- 5y ago
Newest
by launch date
Aceteel 3/8-18 Ti-Coated NPT Tap and 37/64 Drill Bit Set
- Price
- $13.02
- Rating
- 4.4/5
- Reviews
- 183
- Age
- 11mo ago

DKIBBITH 2-Piece 3/8 NPT Pipe Tap Set Carbon Steel Hand Threading Tool for Assorted Plumbers Mechanics DIY Thread cutting tools.
- Price
- $9.69
- Rating
- 4.5/5
- Reviews
- 781
- Age
- 11mo ago

DECKRKAT 2-Piece 3/8 NPT Pipe Tap - High Carbon Steel Pipe Threading Tool 18 Threads Per Inch Precision Internal Tap for Plumbers Mechanics & DIY with Protective Case.
- Price
- $9.77
- Rating
- 4.6/5
- Reviews
- 795
- Age
- 11mo ago

RURITKIT 3/8-18 NPT Pipe Tap and 37/64 drill Set Carbon Steel Hand Threading Plumbing NPT Tap Set for Plumbers Mechanics DIY Thread cutting tools
- Price
- $13.29
- Rating
- 4.4/5
- Reviews
- 203
- Age
- 1y ago

3/8-18 NPT Tap Pipe Thread M35 Cobalt Steel Extra Hard Industrial Grade for Heavy-Duty Jobs More Durable & Heat Resistant Perfect for Stainless Steel - Ideal for DIY & Professionals
- Price
- $15.25
- Rating
- 4.3/5
- Reviews
- 36
- Age
- 2y ago
Competition
Competition: brands, sellers & click share
The top 5 products take 74% of clicks. A locked shelf that new listings rarely crack.
Brands
9 rising
Sellers
26
Top-5 brand share
90%
Top 20: 100%
Top-5 click share
74%
Top 20: 100%
Open market
6%
- Drill America37%
- RURITKIT20%
- DECKRKAT16%
- DKIBBITH13%
- LingGan4%
- HORUSDY4%
- Open — no brand owns it (3 brands, 6%)
Demand
3/8 Npt Tap search demand
Weekly searches over the year. Pick a range.
Reviews and returns
What reviews say buyers love and hate about 3/8 Npt Tap
We read the reviews and the return reasons for every product selling here.
“Very poor quality control”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
15 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common 3/8 Npt Tap questions
Answered from the same tracked data.









