The GEARWRENCH 81756 is an 8mm combination wrench at $5.99 that earns 4.7 stars from 935 reviews with 100 units sold last month, making it a dependable and affordable single-size metric pick from a trusted brand.
Mechanics and technicians who regularly use 8mm fasteners and want GEARWRENCH quality at a budget price
Skip if
You need a full set of sizes or need a longer wrench for deep-access fasteners
Length 13.84 Centimeters
Capacity 8 Millimeters
Priced 72% below the category median ($21.23 across 56 tracked models)
Our scorecard
4.7/5overall
Owner rating4.7/5
4.7 average across 935 owner ratings
Popularity2.3/5
935 owner reviews, fewer than most models here
The overall score is owner satisfaction weighted by how many reviews back it, so a high rating from few reviews counts for less. The bars below show where this model stands against the other hand tools and workshop hand tools we track in this category on price, popularity and size. Context, not marks against it, and our read of the data, not a lab test.
Overview
The GEARWRENCH 81756 targets the 8mm fastener size, a common size in automotive, motorcycle, and electronics work where small metric fasteners appear frequently. At $5.99, it delivers GEARWRENCH's brand reliability at a price most buyers consider negligible for what they receive.
The listed specs show a 13.84-centimeter overall length and 8mm capacity. That length, approximately 5.45 inches, gives a compact but functional handle for small metric fasteners where precision matters more than high-torque leverage.
The 100 units sold last month and 4.7-star rating across 935 reviews confirm this is an actively demanded product. GEARWRENCH's reputation for consistent manufacturing tolerances makes this an easy recommendation for anyone who frequently encounters 8mm hardware.
Pros
4.7-star rating from 935 reviews with 100 sold last month
$5.99 price delivers GEARWRENCH quality at an entry-level cost
8mm capacity covers one of the most common small metric fastener sizes
13.84cm length suits compact-wrench applications without sacrificing grip
Cons
Single-size purchase means no flexibility if you encounter adjacent metric sizes
Weight not published in the listing
Specifications
Length
13.84 Centimeters
Capacity
8 Millimeters
Performance notes
At 8mm capacity and 13.84 Centimeters long, the GEARWRENCH 81756 is built for small fastener work. That size profile fits compact automotive and equipment fasteners, electronics housings, and bicycle components. GEARWRENCH's manufacturing consistency means the 8mm opening should seat precisely on fasteners without rounding.
What buyers say
Owners who buy GEARWRENCH single-size wrenches at budget prices tend to rate them high because the quality is consistent for the dollar. For the 81756, verified reviews align with the brand norm: the 8mm fit is accurate and the construction feels solid for a sub-$6 tool.
The listed capacity is 8 Millimeters. It is a single-size metric combination wrench designed for 8mm fasteners.
Is 13.84 centimeters a standard wrench length for 8mm?
13.84 Centimeters, approximately 5.45 inches, is a typical length for a compact 8mm combination wrench and provides adequate handle grip for controlled use.
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