SUNEX 3640 Wrench
- Wrench
- 8
- 0.5 ounces
An 8 piece SUNEX wrench set holding a 4.6 star average across 189 ratings, useful for garage work if the specific sizes match your needs.
As an Amazon Associate, ProductDome may earn a commission from qualifying purchases made through links on this page.
How it ranks among the 561 wrenches we track
4.6★ across 189 Amazon ratings, Bayesian-smoothed toward the category average.
189 Amazon ratings, weighted on a log scale so huge counts don't drown everything.
Modest tracked demand last month.
Brand identity, imagery, description and spec coverage.
The ProductDome score is separate from the Amazon rating shown above: it combines the Bayesian-smoothed Amazon rating with evidence volume, tracked demand, and data quality across the 561 wrenches we track - how the scorecard works · full wrenches data report. Confidence: medium - useful but incomplete evidence.Last refreshed Aug 4, 2026. Data-computed, not a hands-on test. Compiled by the ProductDome Research Team.
Overview
The SUNEX 3640 is sold as an 8 piece wrench set. Beyond the piece count, the listing provides limited sizing detail, so buyers should confirm exact wrench sizes on the product page before ordering.
The listing holds a 4.6 star average across 189 ratings but includes no review text, so it reflects a numeric rating only. No purchases are recorded in the tracked month.
- SUNEX brand
- 8 piece wrench set
- 4.6 star average
- 189 ratings on record
Who it's for
Fits shop or garage use needing a matched multi-piece wrench set from SUNEX. Not for buyers who need individual wrench sizes confirmed before purchase, since sizing is not broken out here.
Strengths and trade-offs
Drawn from this product's published specifications.
- Sold as a matched 8 piece set
- 4.6 star average across 189 ratings
- Individual wrench sizes not broken out in the listing
- No purchases recorded in the tracked month
Performance notes
As an 8 piece set, the value here comes from having a matched range of sizes on hand rather than any single wrench's spec. The listing does not break out individual lengths or opening sizes, so fit for a specific bolt or fitting should be checked against SUNEX's own size chart.
Specifications
| Brand | SUNEX |
|---|---|
| Model | 3640 |
| Pieces | 8 |
| Item Weight | 0.5 ounces |
Other SUNEX wrenches
How it compares
This product against the closest alternatives we track in wrenches.
| Product | Amazon rating | Ratings | ProductDome score |
|---|---|---|---|
| SUNEX 3640 WrenchThis product | 4.6 / 5 | 189 | 3.6 / 5 |
| Amazon AMZ1715 WrenchAmazon | 4.7 / 5 | 14,700 | 4.6 / 5 |
| Wheeler 553556 WrenchWheeler | 4.8 / 5 | 17,300 | 4.6 / 5 |
| LEXIVON LX-145 WrenchLEXIVON | 4.8 / 5 | 14,700 | 4.6 / 5 |
| MALCO MSHMLC WrenchMalco | 4.8 / 5 | 14,300 | 4.6 / 5 |
Similar wrenches from other brands
Questions about the SUNEX 3640
Common buyer questions answered straight from the product spec data - no fluff, no "it depends".
How many wrenches come in the SUNEX 3640 set?
It is sold as an 8 piece set.
What is the rating on the SUNEX 3640?
It holds a 4.6 star average across 189 ratings.
Does the listing specify individual wrench sizes?
No, the sizing breakdown is not included in the available specs.