Bahco BAH9031RUS Ergo Big-Mouth Adjustable Wrench 8 Inch
- Measurement Standard: SAE (Inch)
- Head Style: Box End
- End Style: Adjustable
- Item Length: 8 inches
Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A standard 8 inch, 0.76 pound wrench from an established tool brand, a reasonable middle-of-the-road pick for general repair work.
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ASIN: B0012Y2EUCModel: BAH9031RUSCategory: Wrenches
Overview
The Bahco BAH9031RUS is an 8 inch wrench weighing 0.76 pounds, a mid-length size that covers common fastener work in a shop or home toolbox.
Bahco is a long running Swedish hand tool brand known for adjustable wrenches and pliers, and an 8 inch length puts this model in the range most buyers reach for as a general-purpose wrench rather than a specialty stubby or long-reach tool. No attribute data beyond length and weight is given, so jaw opening style is not confirmed here.
- 8 inch overall length
- 0.76 pound weight
- Bahco branded
- General-purpose wrench
Who it's for
Home and shop users who want a mid-size wrench for routine plumbing, automotive or general repair work. Less suited to jobs needing a specific confirmed opening size that this listing does not state.
Pros and cons
- 8 inch length suits most common repair jobs
- Manageable 0.76 pound weight
- From an established hand tool brand
- Jaw opening size not specified in the listing
- Not confirmed for very large or very small fasteners
Performance notes
At 8 inches the wrench offers enough leverage for typical nuts and bolts without the bulk of a longer tool, and the 0.76 pound weight keeps it manageable for one-handed use.
Specifications
| Brand | BAHCO |
|---|---|
| Model | BAH9031RUS |
| Dimensions & fit | |
| Item Length | 8 incheslower than 52% of 371 wrenches |
| Wrench Length Style | Standard |
| Item Weight | 0.76 poundslower than 68% of 356 wrenches |
| Construction & materials | |
| Material Type | Alloy Steel, Rubber |
| Color | Black |
| Finish Types | Black Phosphate Finish |
| Included components | |
| Package Quantity | 1 |
| Unit Count | 1 |
| Other details | |
| Measurement Standard | SAE (Inch) |
| Head Style | Box End |
| End Style | Adjustable |
| Operation Mode | Mechanical |
| Is Non Sparking | No |
| Item Type Name | Big-Mouth Adjustable Wrenches |
Closest rivals on specs
TEKTON WRN76113 Flex Ratcheting Box End Wrench 17 x 19mm- Item Weight 0.76 vs 0.65 pounds (+17%)
Frequently asked questions
How long is the Bahco BAH9031RUS wrench?
8 inches overall.
How much does the Bahco BAH9031RUS weigh?
About 0.76 pounds.