Mr. Pen- Metal Square Ruler, 7 Inch, Aluminum Rafter Square, Carpenters Square Tool, Carpentry Squares,
Mubboo Value Score: 6.6/10
How it stacks up
Rated 4.6/5 — better than 69% of 175 carpentry squares we track. Budget-tier pricing at $6.95.
Head-to-Head vs Category Leader
| Mr. Pen | PEC Tools (Leader) | |
|---|---|---|
| Price | $6.95 | $12.99 |
| Rating | 4.6/5 | 5.0/5 |
| Reviews | 2,293 | 25 |
| Mubboo Score | 6.6/10 | 5.7/10 |
The Mr. Pen - Metal Square Ruler, 7 Inch, Aluminum R is 46% cheaper but rated lower (4.6 vs 5).
What reviewers say
Synthesized from 40 reviews · 100% verified purchases.
Confirm squareness upon arrival; combination squares may need deburring or adjustment. Consider imperial-only marking options if you don't need metric, and Swanson packs include a handy reference booklet.
Rating reliability
About Mr. Pen
- 35 products in our database
- Average rating: 4.5/5 across all products
- Price range: $3.99 – $39.99
- Categories: Calculators, carpentry-squares, Makeup Mirrors, Markers, Mouse Pads, picture-hangers
Other carpentry squares
Frequently Asked Questions
Is the Mr. Pen Mr. Pen- Metal Square Ruler, 7 Inch, Aluminum Rafter Square, C worth buying in 2026?
It earns a Mubboo Score of 6.6/10, with a 4.6/5 rating from 2,293 reviews — better than 69% of carpentry squares we track.
How much does the Mr. Pen Mr. Pen- Metal Square Ruler, 7 Inch, Alu cost?
It is currently $6.95 — budget-tier pricing for carpentry squares.
How does it compare to the top-rated carpentry squares?
The Mr. Pen - Metal Square Ruler, 7 Inch, Aluminum R is 46% cheaper but rated lower (4.6 vs 5).
Sources & References
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