The Mayhew 1″ x 4″ Pneumatic Hammer (31982) is a high-quality, professional-grade accessory designed to extend the capabilities of your pneumatic air hammer. This specialized bit is engineered from fully hardened and tempered, shock-resistant tool steel, ensuring it stands up to demanding use in various applications. With its standard .401-inch shank, it offers broad compatibility with most common air hammers. The 1-inch wide blade and 4-inch shaft length make it ideal for focused hammering tasks, from automotive repairs like working on U-joints and ball joints to general body forming and maintenance work. Its black oxide finish provides enhanced rust protection, ensuring long-term reliability. Proudly made in the USA, the Mayhew 31982 is a dependable addition for any professional seeking efficiency and precision in their hammering operations.
KEY FEATURES AND BENEFITS:
- Robust Construction: Made from fully hardened and tempered, shock-resistant tool steel, ensuring exceptional durability and longevity under heavy use.
- Standard Compatibility: Features a common .401-inch shank size, allowing it to be used with a wide range of standard pneumatic air hammers.
- Optimal Dimensions for Specific Tasks: The 1-inch blade width and 4-inch shaft length are perfect for precise striking, ideal for applications like U-joints, ball joint separation, and body forming.
- Corrosion Resistance: Black oxide finish provides an extra layer of protection against rust and corrosion, extending the tool’s lifespan.
- Professional Grade: As part of Mayhew’s “Pro” line, this tool is designed for professional use, offering reliable performance for demanding automotive and industrial applications.
- Made in the USA: Manufactured in the United States, indicating adherence to high production and material quality standards.
SPECIFICATIONS:
- Weight: 0.34 lbs.
- Length: 4″
- Width: 1″
- Height: 1″
- Brand: Pro
- Body Type: Round
- Body Size: 0.401
- Overall Length (OAL): 4.25″
- Blade Width: 1″
- Material: Fully hardened and tempered, shock resistant tool steel
- Finish: Black oxide
- Packaging: Bulk Packaging
HOW TO USE:
- Select the Right Air Hammer: Ensure your pneumatic hammer is compatible with a .401-inch shank size.
- Insert the Bit: Push the .401-inch shank of the Mayhew 31982 into the chuck of your pneumatic hammer until it locks securely into place.
- Connect Air Supply: Attach your air hose to the pneumatic hammer and ensure the air compressor is set to the recommended PSI for your tool.
- Position the Bit: Place the 1-inch blade end of the Mayhew 31982 against the workpiece you intend to hammer.
- Activate the Hammer: Depress the trigger on your pneumatic hammer to initiate the rapid striking action of the bit.
- Apply Controlled Pressure: Guide the tool with steady pressure, allowing the pneumatic hammer to perform the work. Do not force the tool; let the impacts do the job.
- Monitor Progress: Continuously observe the workpiece and adjust your position or pressure as needed until the desired result is achieved.
- Disconnect and Store: Once finished, release the trigger, disconnect the air supply, and safely remove the bit from the air hammer for storage.
BENEFITS OF USING MAYHEW 1″ X 4″ PNEUMATIC HAMMER (31982):
- Increased efficiency for tasks like separating rusted components or driving specialized pins.
- Minimizes user fatigue by utilizing pneumatic power instead of manual force.
- Blade and shaft dimensions provide controlled, accurate striking in confined spaces.
- Versatile functionality for automotive, machinery repair, and metal forming applications.
- Shock-resistant steel ensures durability during repeated heavy use.
- Corrosion-resistant finish extends tool longevity and maintains performance.
FEATURES:
- Standard .401-inch shank for wide compatibility.
- 1-inch wide striking blade.
- 4-inch overall shaft length for targeted reach.
- Round body design for secure chuck grip.
- Specialized for pneumatic hammer applications.
- Resists impact and fatigue due to hardened steel.
- Black oxide coating for enhanced rust protection.
- Professional-grade “Pro” series quality.
- Individual bulk packaging.








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