US
MARSHALLTOWN

MARSHALLTOWN 505D Masonry

  • Masonry
  • DuraSoft, High Carbon Steel
  • Brushed
  • 3.5 ounces
4.7/ 5 on Amazon479Amazon ratings3.9ProductDome score
  • Better rated than 75%
  • More reviewed than 73%
High confidenceLast refreshed Aug 4, 2026Amazon data + ProductDome analysis · methodology
Best forYou need a narrow masonry blade for pointing or finishing mortar joints

A narrow-blade MARSHALLTOWN masonry tool in DuraSoft steel, well suited to joint finishing work and rated 4.7 by buyers.

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ProductDome scorecard

How it ranks among the 67 masonries we track

3.9/ 5ProductDome scoreHigh confidence
Owner satisfaction · 56% of scorecategory median 4.6★4.7

4.7★ across 479 Amazon ratings, Bayesian-smoothed toward the category average.

Evidence strength · 17% of scorecategory median 248 ratings3.4

479 Amazon ratings, weighted on a log scale so huge counts don't drown everything.

Buyer demand · 11% of score0.0

Modest tracked demand last month.

Data quality · 11% of score3.8

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 67 masonries we track - how the scorecard works · full masonries data report. Confidence: high - strong rating volume and complete data.Last refreshed Aug 4, 2026. Data-computed, not a hands-on test. Compiled by the ProductDome Research Team.

Overview

The MARSHALLTOWN 505D is a masonry hand tool with a high carbon DuraSoft steel blade measuring 6 3/4 by 3/8 inches and a wood handle with a brushed finish. The narrow blade width points to a pointing or jointing tool rather than a wide flat trowel.

MARSHALLTOWN is an established name in masonry and concrete tools, and the DuraSoft steel used here is their standard higher grade blade material. A 3/8 inch blade width is narrow for general mortar spreading, which fits detail work like tuck pointing or striking mortar joints rather than laying brick or block.

  • High carbon DuraSoft steel blade
  • 6 3/4 x 3/8 inch blade size
  • Wood handle, brushed finish
  • 4.7 average rating from 479 reviews

Who it's for

Suits a mason or DIY bricklayer who needs a narrow tool for finishing or repairing mortar joints. Not the right pick for someone needing a wide trowel for spreading mortar across brick or block, since the blade here is built narrow.

Strengths and trade-offs

Drawn from this product's published specifications.

What stands out
  • High carbon DuraSoft steel blade
  • Narrow blade suited to joint detail work
  • 4.7 average rating from 479 reviews
What to check first
  • Too narrow for general mortar spreading
  • Wood handle needs care to avoid moisture damage

Performance notes

High carbon steel holds an edge and resists the abrasion of mortar and grout better than softer metals, which matters for a tool used repeatedly along joint lines. The 3/8 inch blade width is built for working narrow gaps rather than covering broad surface area, and the wood handle adds some vibration dampening compared to an all-metal grip.

Specifications

BrandMARSHALLTOWN
Model505D
MaterialDuraSoft, High Carbon Steel
FinishBrushed
Item Weight3.5 ounces
HandleWood

How it compares

This product against the closest alternatives we track in masonries.

ProductAmazon ratingRatingsProductDome score
MARSHALLTOWN 505D MasonryThis product4.7 / 54793.9 / 5
Double PAINTBRUSH3INCH MasonryDouble4.6 / 58194.3 / 5
QEP 10060 MasonryQEP4.6 / 51,4314.3 / 5
Fiskars 79786931J MasonryFiskars4.4 / 51,7284.3 / 5
Troxell 09-55U MasonryTroxell4.7 / 51,0644.2 / 5
Frequently asked

Questions about the MARSHALLTOWN 505D

Common buyer questions answered straight from the product spec data - no fluff, no "it depends".

What is the blade size on the MARSHALLTOWN 505D?

6 3/4 by 3/8 inches.

What is the blade made of?

High carbon DuraSoft steel.

What is the handle material?

Wood, with a brushed finish on the blade.