US
4

4 SR400 Plier

  • Plier
  • Plastic
4.4/ 5 on Amazon393Amazon ratings200+bought last month3.9ProductDome score
Medium confidenceLast refreshed Aug 4, 2026Amazon data + ProductDome analysis · methodology
Best forYou need a simple, no-frills plier for occasional household tasks

The SR400 covers simple gripping tasks with its plastic handle, though the listing offers too little detail to compare it against pliers with fuller specs.

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ProductDome scorecard

How it ranks among the 311 pliers we track

3.9/ 5ProductDome scoreMedium confidence
Owner satisfaction · 56% of scorecategory median 4.7★4.4

4.4★ across 393 Amazon ratings, Bayesian-smoothed toward the category average.

Evidence strength · 17% of scorecategory median 637 ratings3.2

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

Buyer demand · 11% of score3.1

200+ bought on Amazon last month.

Data quality · 11% of score2.5

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 311 pliers we track - how the scorecard works · full pliers data report. Confidence: medium - useful but incomplete evidence.Last refreshed Aug 4, 2026. Data-computed, not a hands-on test. Compiled by the ProductDome Research Team.

Overview

The SR400 is a plier model with a plastic handle, listed under the Tools > Pliers category. Beyond the handle material, the listing does not publish jaw size, length, or plier type, so treat it as a general purpose gripping tool for light tasks.

With minimal published specs, the SR400 reads as a basic hand tool rather than a specialized plier. Buyers should weigh a plastic handle against cushioned or rubber coated grips if comfort during longer jobs matters to them.

  • Model SR400
  • Plastic handle
  • Category: Pliers
  • General purpose gripping tool

Who it's for

Occasional users needing a basic plier for household or light workshop tasks are the fit here. Professionals comparing jaw type, length, or grip cushioning will not find enough detail in this listing to judge fit.

Strengths and trade-offs

Drawn from this product's published specifications.

What stands out
  • Simple plastic handle construction
  • Straightforward general purpose plier
What to check first
  • No jaw length or size specs published
  • Limited data to judge fit for specific tasks

Performance notes

The only confirmed spec is a plastic handle, which typically offers less cushioning than rubber or dual material grips. Comfort during extended use will depend on the exact molding, which is not detailed in this listing.

Specifications

Brand4
ModelSR400
HandlePlastic

How it compares

This product against the closest alternatives we track in pliers.

ProductAmazon ratingRatingsProductDome score
4 SR400 PlierThis product4.4 / 53933.9 / 5
KNIPEX 87 01 250 PlierKnipex4.9 / 529,5004.7 / 5
CRAFTSMAN CMHT82547 PlierCraftsman4.7 / 512,0004.6 / 5
IRWIN 2078216 PlierIrwin4.8 / 59,2964.6 / 5
Klein D248-9ST PlierKlein4.8 / 56,1584.6 / 5
Frequently asked

Questions about the 4 SR400

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

What is the handle material on the SR400 plier?

It is listed as plastic.

Does the listing specify jaw size or plier type?

No, jaw size, length, and type are not included in the published specs.

What tasks is this plier suited for?

Based on the plastic handle spec alone, it fits general household or light workshop gripping tasks rather than a specialized use.