Dead-blow hammer
mallet helpful in minimizing damage to the struck surface and in controlling striking force, with minimal rebound from the struck surface
A dead-blow hammer is a specialized mallet helpful in minimizing damage to the struck surface and in controlling striking force, with minimal rebound from the struck surface. The minimal rebound is helpful in avoiding accidental damage to precision work, especially in tight locations and in applications such as maintenance work on hydraulic cylinders.
Description
The head of the dead-blow hammer can be solid or hollow (often partially filled with loose steel shot), which distributes the energy of the strike over a longer period of time and reduces rebound.
Solid-head dead-blow hammers are usually made of rubber or resilient plastic (such as polyurethane or ultra-high-molecular-weight polyethylene) and rely on the inherent properties of the material to absorb shock and reduce rebound. Composite heads and fiberglass handle models are also available, with optional shock-absorbent rubber grips. A variant design omits the handle entirely; the dead-blow head is gripped directly in the hand, for use in tight locations.
Some dead-blow hammers have replaceable striking faces, attached by screwing or pressing them into place on the main body of the hammer. These replaceable faces or “inserts” can extend the life of the tool, and can also be hardness matched to the surface being struck, minimizing damage while allowing optimal energy transfer on impact.
Principle of operation
In a conventional solid-head hammer, the momentum of the entire solid mass of the head is delivered in a short period following the moment of impact. A dead-blow hammer delivers the momentum over a longer period, resulting in less peak force, but similar total driving effect for the same head weight.
This brief starts where responsible research should: with the source description of “Dead-blow hammer” as mallet helpful in minimizing damage to the struck surface and in controlling striking force, with minimal rebound from the struck surface. Everything that follows is an evidence route, not borrowed authority.
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Named sources, stable identifiers and responsible institutions provide the strongest route from overview to verifiable evidence. The source revision retrieved here is dated May 19, 2026. The linked authority identifier is Q1792645. None of the 0 selected statements returned an explicit reference.
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This entry incorporates text from “Dead-blow hammer” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.