---
title: "Diamond Hole Saw — $672K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/diamond-hole-saw"
last_updated: "2026-08-06T05:31:12.545Z"
locale: en
meta:
description: "Niche score 58/100 · $672K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 58/100 · $672K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Diamond Hole Saw — $672K/yr Amazon US Niche (2026) - Flapen"
---
# **diamond hole saw**
**Worth a look**
Shows a sweet-spot price point ($47.98 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 67Growth 23Conversion 61Competition 63Returns 69Price range 55Avg price 94Brand share 78Review moat 62Quality gap 37
**Avg price**
**Great****$47.98**
avg listing price — sweet spot $15–$100
**Brand share**
**Great****57%**
top-5 brand share — no brand owns this niche
**Returns**
**Good****2.2%**
return rate — above 5% kills the launch gate
**Market size**
**Good****$672K**
$672K/yr · 261K searches
**Competition**
**Good****47%**
top-5 click share — leaders hold, buyers still browse
**Review moat**
**Good****1,038.41**
avg incumbent reviews — the moat a new listing must climb
**Conversion**
**Good****5.4%**
search→purchase rate — share of searches ending in a sale
**Price range**
**Good****$5.88–$159.60**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-3.6%**
90-day search growth — must beat 0% to launch
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%") [** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500")
According to Flapen's Amazon United States niche tracking, diamond hole saw is a $672K/yr Amazon United States market (261K searches/yr). The top 5 brands hold 57% of demand. Verdict: Worth a look — 58/100.
Data updated Jul 29, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **diamond hole saw market data**
- **Units sold / yr**
- **10K–13K**
- avg 250–500/product
- **Revenue / yr**
- **$480K–$600K**
- units × avg price
- **Conversion rate**
- **5.4%**
- **Avg BSR**
- **#276**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **7.2%**
- **Avg brand age**
- **41 months**
- **Avg seller age**
- **158 days**
## **Competition & brand share**
The top 5 products take 47% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**25 **▼falling
**Sellers**
**27**
**Top-5 brand share**
**57%**
Top 20: 96%
**Top-5 click share**
**47%**
Top 20: 90%
**Open market**
**38%**
- WORKEASE20% - YLYL13% - Semderm10% - DAYDOOR9% - ZNXIMER6% - KATA5%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -3.6% search growth over the last 90 days.
6K4KPrime Day '25Spike '25Black Friday '25 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.2×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/diamond-hole-saw/trend)
## **Top diamond hole saw search terms**
- **diamond hole saw**58K/yr+0.6%3.2% conv. - **tile hole saw kit**39K/yr-20.2%4.1% conv. - **tile hole saw**33K/yr-12.5%4.3% conv. - **diamond hole saw kit**29K/yr-6.9%4.6% conv. - **diamond core drill bit**21K/yr-0.6%1.6% conv. - **diamond hole saw bit**7K/yr+84.8%5.2% conv. - **glass hole saw**9K/yr-2.1%4.7% conv. - **tile hole saw kit diamond**6K/yr+94.8%2.2% conv. - **hole saw for tile**6K/yr-9.1%2.8% conv. - **granite hole saw**7K/yr-9.8%3.8% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/diamond-hole-saw/search-terms)
## **Top diamond hole saw 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%$27K8%$54K12%$81K16%$107K101001K10K100K 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**15 Pcs Diamond Drill Bits for Ceramic Diamond Hole Saw Drill Bit Set Kit Premium Glass Drill Bit for Bottles Pots Marble Granite Stone Tile Cutting 0.23 Inch - 2 Inch6mm - 50mm YLYL**YLYL**$8.98**4.3★4,133 rev](https://www.amazon.com/dp/B08MCG68XG) [2**Diamond Hole Saw Kit 18 PCS Tile Hole Saw Kit with Double Suction Cup Guide 6-50 mm Dry/Wet Drill Bits Set for Ceramic Glass Porcelain Marble Granite**WORKEASE**$28.17**4.3★357 rev](https://www.amazon.com/dp/B0G4R66TYY) [3**Diamond Drill Bits Set 10 PCS Diamond Hole Saw Set Glass Drill Bit for Ceramic Tile Porcelain Marble Granite Stone Bottles**Semderm**$9.45**4.4★2,052 rev](https://www.amazon.com/dp/B0B24RXXDJ) [4**10 PCS Brazed Diamond Tile Hole Saw Set 6-50mm with EVA Guide Jig**WORKEASE**$35.77**4.4★51 rev](https://www.amazon.com/dp/B0G4R5CR3R) [5**KATA 10PCS Diamond Drill Bit Set for Glass Tile Ceramic Marble Granite**KATA**$9.56**4.5★2,071 rev](https://www.amazon.com/dp/B0FL6X3LL1)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**LITDDDW Tile Hole Saw Kit 10 Pack Serrated Vacuum Brazed Diamond Drill Bits**LITDDDW**$38.82**12 rev6mo ago](https://www.amazon.com/dp/B0GDXNFPQ1) [**Diamond Hole Saw Kit 18 PCS Tile Hole Saw Kit with Double Suction Cup Guide 6-50 mm Dry/Wet Drill Bits Set for Ceramic Glass Porcelain Marble Granite**WORKEASE**$28.17**357 rev7mo ago](https://www.amazon.com/dp/B0G4R66TYY) [**10 PCS Brazed Diamond Tile Hole Saw Set 6-50mm with EVA Guide Jig**WORKEASE**$35.77**51 rev7mo ago](https://www.amazon.com/dp/B0G4R5CR3R) [**6-Piece Dry Diamond Drill Bit Set for Porcelain Tile Ceramic Pot Glass Granite Concrete Masonry Stone Hard Materials Hex Shank Tile Drill Bits 1/4 5/16 3/8 1/2 Ti&Tungsten Carbide Bit 1/4**Tavire**$14.38**244 rev9mo ago](https://www.amazon.com/dp/B0FY675DBY) [**15PCS Diamond Tile Hole Saw Kit Diamond Core Drill Bits: Tile Drill Bits**CenfeiTooL**$109.49**28 rev10mo ago](https://www.amazon.com/dp/B0FT28J8HH)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**6-Piece Dry Diamond Drill Bit Set for Porcelain Tile Ceramic Pot Glass Granite Concrete Masonry Stone Hard Materials Hex Shank Tile Drill Bits 1/4 5/16 3/8 1/2 Ti&Tungsten Carbide Bit 1/4**Tavire**$14.38**4.6★**▲ 133%**](https://www.amazon.com/dp/B0FY675DBY) [**Diamond Hole Saw Kit 18 PCS Tile Hole Saw Kit with Double Suction Cup Guide 6-50 mm Dry/Wet Drill Bits Set for Ceramic Glass Porcelain Marble Granite**WORKEASE**$28.17**4.3★**▲ 98%**](https://www.amazon.com/dp/B0G4R66TYY) [**LITDDDW Tile Hole Saw Kit 10 Pack Serrated Vacuum Brazed Diamond Drill Bits**LITDDDW**$38.82**4.5★**▲ 88%**](https://www.amazon.com/dp/B0GDXNFPQ1) [**10 PCS Brazed Diamond Tile Hole Saw Set 6-50mm with EVA Guide Jig**WORKEASE**$35.77**4.4★**▲ 73%**](https://www.amazon.com/dp/B0G4R5CR3R) [**15PCS Diamond Tile Hole Saw Kit Diamond Core Drill Bits: Tile Drill Bits**CenfeiTooL**$109.49**4.9★**▲ 56%**](https://www.amazon.com/dp/B0FT28J8HH)
**~~View all trending →~~**
## **What buyers say about diamond hole saw**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Value For Money**20%
*“Cost effective”*
**Quality-Overall**17%
*“Excellent product”*
**Precision Of Cut**14%
*“It cut great”*
**Advertised Vs Actual Product**10%
*“Worked exactly as it is intended”*
**Ease Of Use**8%
*“It is easy to use and operates simply and intuitively”*
**Durability**5%
*“Durable and Comes with a Great Case”*
**Sharpness**3%
*“stay pretty sharp”*
**Ease Of Cleaning**2%
*“the set is easy to clean up after use”*
**Size-Overall**2%
*“I like the variety of sizes included”*
**Strength**2%
*“The bits felt sturdy”*
### **What buyers complain about **
**Durability**24%
*“Don't last very good”*
**Quality-Overall**19%
*“Questionable quality”*
**Precision Of Cut**6%
*“Breaks the tile before cutting the hole”*
**Size-Overall**5%
*“The package seems quite small”*
**Value For Money**5%
*“Amazons shipping rates are so screwed up they want $8 to ship it back”*
**Ease Of Use**4%
*“Not easy to use”*
**Functionality-Overall**3%
*“does not really work”*
**Advertised Vs Actual Product**1%
*“The Amazon page claims the guide is adjustable to 6mm to 50mm, however, the enclosed documentation says 4mm - 48mm”*
**Assembly/Installation**1%
*“This kit did not include a pilot bit nor is there anywhere to install one”*
**Thickness**1%
*“Not Ideal for Thicker Countertop Material”*
### **Top return reasons **
**Size-Overall**29%
**Functionality-Overall**13%
**Defective Material/Parts**11%
**Compatibility-Overall**8%
**Quality-Overall**8%
**Advertised Vs Actual Product**7%
**Product Condition**4%
**Value For Money**3%
**Durability**3%
**Material Quality**3%
## **Common questions**
- **Is diamond hole saw profitable to sell on Amazon United States?**
- The niche generates $672K/yr across 32 tracked products. 6 of 10 products launched in the last 360 days are still selling. 90-day search growth is -3.6%. Flapen's verdict: Worth a look (58/100).
- **How competitive is the diamond hole saw niche?**
- 25 brands and 27 sellers compete. The top 5 products take 47% of clicks and top 5 brands hold 57% of demand.
- **What do buyers complain about in diamond hole saw?**
- Top complaints mined from reviews: Durability, Quality-Overall, Precision Of Cut. The return rate is 2.2%.
- **When does demand for diamond hole saw peak?**
- Demand is steady year-round — the busiest month runs 1.2× the quietest.
- **What does it cost to enter the diamond hole saw niche?**
- Listings span $5.88–$159.60; the average listing price is $47.98 (sweet spot $15–$100). The average incumbent carries 1,038 reviews — the moat a new listing must climb.
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