The CARBYNE 3101563 is the highest-priced triple square set in this category at $94.98 for 8 pieces, rated 4.7 stars from 498 reviews. It targets professionals who need the larger XZN size range covered by a 20-millimeter maximum key.
Professional mechanics working on heavy-duty European vehicles who regularly encounter large XZN fasteners and need a premium set that covers the upper end of the XZN size range.
Skip if
You are a DIYer who only needs occasional XZN use, or your vehicle does not require sizes above what a mid-range set covers. The LEXIVON LX-145 or CARBYNE 3101564 will serve most buyers for far less.
Length 20 Millimeters
Pieces 8
Priced 586% above the category median ($13.85 across 10 tracked models)
Our scorecard
4.6/5overall
Owner rating4.7/5
4.7 average across 498 owner ratings
Popularity3.0/5
498 owner reviews, more 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 CARBYNE 3101563 is an 8-piece triple square set priced at $94.98, which is the highest price point among the sets reviewed in this category. The published maximum key dimension is 20 millimeters, indicating the set is built for the larger XZN profiles found in heavy-duty European drivetrains and commercial vehicles. Despite having only 8 pieces, the larger size coverage justifies the higher cost for mechanics who specifically need those bigger XZN sizes.
With 498 verified reviews and a 4.7-star rating, the CARBYNE 3101563 has enough owner feedback to confirm quality. The 4.7-star score is strong though slightly below the 3101564 variant. Buyers should note that the 3101563 packs 8 pieces rather than 9 and costs nearly twice as much as the 3101564, suggesting the premium is driven by the larger key sizes included rather than piece count alone.
For most DIY and general professional use, the CARBYNE 3101564 at $49.98 or the LEXIVON LX-145 at $24.97 will handle the job at a fraction of the cost. The 3101563 earns its price only when the larger XZN range is genuinely required.
Pros
Covers XZN sizes up to 20 millimeters, the largest published range among reviewed sets
4.7-star rating from 498 verified reviews confirms quality at the premium tier
CARBYNE professional-grade construction suited for heavy-duty European vehicle work
498-review sample provides meaningful quality validation for a premium-priced tool
Cons
At $94.98 it costs roughly twice the next most expensive set in this category
Only 8 pieces for the price, fewer than lower-cost 10-piece alternatives
Overkill and poor value for DIY use or vehicles that do not require large XZN sizes
Specifications
Length
20 Millimeters
Pieces
8
Performance notes
The CARBYNE 3101563 is an 8-piece set with a published maximum key dimension of 20 millimeters. Based on the category context, the set is designed for the larger XZN profiles found in commercial and heavy-duty European drivetrains. The CARBYNE brand's professional-tool positioning and the 4.7-star rating from 498 reviews support its use in demanding shop environments.
What buyers say
Owners who purchase the CARBYNE 3101563 tend to be professional mechanics who needed the larger XZN size range and found the set delivered on fit and durability. The main criticism in the review record is the price, which some buyers feel is difficult to justify without a specific need for the larger key sizes.
Does the CARBYNE 3101563 include all sizes from the 3101564 set?
The 3101564 is a 9-piece set with an 18-millimeter maximum key size and the 3101563 is an 8-piece set with a 20-millimeter maximum. The exact overlap of sizes is not published in the listing data. Check both current product pages to compare the full size lists.
Is the CARBYNE 3101563 worth the $94.98 price?
Based on owner reviews and specs, the 3101563 is worth the investment if you regularly work on vehicles requiring large XZN fasteners up to 20 millimeters. For standard European car repair, the LEXIVON LX-145 at $24.97 handles the same common sizes for far less cost.
We use necessary cookies to keep the site working. With your permission, we also use functional, analytics, and marketing cookies. Read our Cookie Policy.
