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Amazon Basics

Amazon Basics Magnetic Torpedo Level 9 in

  • 9 inch torpedo level with ruler
  • 180/90/45 degree bubbles
  • Magnetic for steel surfaces
  • 4.84 ounces, ABS body
  • Manual operation, no electronics

Last refreshed Sep 7, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A compact magnetic level for plumbing, conduit and quick checks in tight spots. Accuracy tolerance is not listed, so it suits rough work more than fine layout.

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ASIN: B081DDHP3ZModel: DS-SLAMZ003Category: Construction Levels

Overview

A cramped mechanical room or the underside of a sink is where a torpedo level earns its place. This one has bubble vials set for level, plumb and a diagonal angle, plus a ruler edge and a magnet to hold it on steel pipe.

The short body reaches spots a long level cannot, and the magnet frees a hand when checking conduit or ductwork. The plastic frame is light but offers less rigidity than an aluminum profile. No accuracy figure is given, so critical alignment needs a better-documented tool.

Who it's for

Homeowners with a toolbox drawer and trades who work in cramped runs will use the short body daily. Anyone setting cabinets, shelving or door frames over long spans should buy a longer level with stated accuracy.

Pros and cons

Pros
  • Magnet holds on steel pipe
  • Three bubble angles in one body
  • Ruler edge for quick measurements
  • Light enough for any tool pouch
Cons
  • Accuracy tolerance not listed
  • Plastic body flexes more than aluminum
  • Short length limits long surfaces
  • Magnet strength not stated

Performance notes

Readings come from the bubble vials, so the result depends on how true the vials and the body edges are, and no tolerance is given. The magnet only helps on steel; on wood or drywall the level must be held by hand. A short base averages less surface than a long level, which makes small errors easier to miss.

Specifications

BrandAmazon Basics
ModelDS-SLAMZ003
Dimensions & fit
Item Dimensions L X W2.1 x 9 inches
Length9 inches
Item weight4.84 ounces
Construction & materials
Material TypeAcrylonitrile Butadiene Styrene
ColorBlack, Yellow
Included components
Unit Count1 Count
Other details
Level Measurement Type180/90/45 degree
Operation ModeManual
MagnetsYes
Style NameLevel

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Frequently asked questions

What is the Amazon Basics torpedo level not suited for?

It is not a framing or cabinet level. At 9 inches with no stated tolerance, it is for pipe, conduit and quick checks.

Will the Amazon Basics level stick to wood or drywall?

No. The magnet grips steel and iron surfaces only, so on other materials hold it by hand.

What do the three bubbles on the Amazon Basics level show?

The listing names 180, 90 and 45 degree bubbles, which cover level, plumb and a 45 degree check.