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Olympia Tools

Olympia Tools 38-604 Workshop Bench Vise 4 Inch

  • 4 inch bench vise, cast iron body
  • 5.1 pounds, 11.02 x 5.51 x 5.91 inches
  • 1500 pound tensile strength listed
  • Industrial style, gray finish

Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A four inch cast iron bench vise for holding work at a bench. It is listed under clamps, but it is a vise, and the listing gives no jaw opening or mounting detail.

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ASIN: B000VJLY00Model: 38-604Category: Clamps

Overview

A garage or shop bench is where this Olympia vise belongs. It has a cast iron body in gray and is sized as a four inch vise, built to hold work steady while you cut, file or drill.

Cast iron gives the body weight and rigidity for holding work. The listing is a vise, not a clamp, even though it is filed under clamps. It does not give a jaw opening or say how it mounts.

Who it's for

A hobbyist or homeowner with a workbench gets a small vise for filing, sawing and light assembly. Anyone who needs to clamp across wide stock should pick a clamp or a vise with a stated jaw opening.

Pros and cons

Pros
  • Cast iron body
  • Four inch size
Cons
  • Jaw opening not listed
  • Mounting hardware unstated
  • Filed under clamps but is a vise
  • Warranty given only as an email

Performance notes

The cast iron body resists flexing under clamping force, so the jaws stay aligned when work is tightened. Jaw width sets how much material it can grip, while the opening, not listed here, sets how thick that material can be. A mount to a bench is needed for it to hold.

Specifications

BrandOlympia Tools
Model38-604
Dimensions & fit
Item dimensions11.02 x 5.51 x 5.91 inches
Jaw width4 inches
Item weight5.1 pounds
Construction & materials
Material TypeCast iron
ColorGray
Included components
Unit Count1.0 Count
Warranty & support
Manufacturer Warranty Descriptioninfo@olympiatools.com
Other details
Style NameIndustrial
Tensile Strength1500 pounds
Item Type NameBench vise

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Frequently asked questions

Is the Olympia 38-604 a clamp?

It is filed under clamps, but the listing names it a 4 inch bench vise.

What is the Olympia 38-604 made of?

Cast iron.

What is the jaw opening of the Olympia 38-604?

The listing does not give a jaw opening. It gives a 4 inch size.