Hitachi 335329 Hammer Wh18Dbfl2 Part — main product image

Hitachi

Hitachi 335329 Hammer Wh18Dbfl2 Part

Name: Hitachi 335329 Hammer Wh18Dbfl2 Part
Brand: Hitachi
SKU: 335329

Genuine Hitachi replacement hammer part to keep your WH18DBFL2 impact driver performing at its best.

$5.39*

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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

The Hitachi 335329 is a genuine replacement hammer component designed for the Hitachi WH18DBFL2 cordless impact driver, now sold under the Metabo HPT brand. The hammer is a critical internal mechanism in impact drivers, responsible for delivering the rotational striking force that drives fasteners. Over time and heavy use, this component can wear down, reducing the tool's impact output and efficiency. Replacing it with the OEM part restores the driver to its original performance specifications.

As a genuine Hitachi/Metabo HPT part, the 335329 is manufactured to the same material and dimensional standards as the factory-installed component. This ensures a precise fit within the WH18DBFL2's assembly and avoids the compatibility risks that can come with generic alternatives. Installation does require disassembling the impact driver housing, so users should be comfortable with basic power tool servicing or consult a qualified repair technician. For anyone maintaining a WH18DBFL2 in a professional or heavy-use setting, keeping this part on hand minimizes downtime when service is needed.

Key Features

Hitachi Power Tools has renamed to Metabo HPT. Same great tools, with only a new name.

Hitachi power tool replacement part

For use on Hitachi power tool products

Hitachi 335329 HAMMER WH18DBFL2 Replacement Part

Specifications

Part Number

335329

Type

Hammer (internal impact mechanism)

Compatible Tool

Hitachi / Metabo HPT WH18DBFL2

OEM Status

Genuine Hitachi replacement part

Pros & Cons

👍 Pros

Genuine OEM part ensures exact fit and compatibility with the WH18DBFL2
Maintains the tool's original performance and impact force specifications
Manufactured to Hitachi/Metabo HPT quality and tolerance standards
Straightforward replacement that restores worn or damaged tool function

👎 Cons

Only compatible with the specific WH18DBFL2 model unless cross-referenced
OEM parts are typically more expensive than generic aftermarket alternatives
Minimal product description makes it difficult to confirm exact specifications before purchase
Requires disassembly of the impact driver, which may not be suitable for all users

Frequently Asked Questions

What tool is this part designed for?

The Hitachi 335329 is a genuine hammer component designed specifically for the Hitachi (now Metabo HPT) WH18DBFL2 cordless impact driver.

Is this an OEM part or aftermarket?

This is a genuine OEM replacement part manufactured to Hitachi/Metabo HPT original specifications, not a third-party aftermarket component.

Will this part work with other Hitachi or Metabo HPT impact drivers?

It is specifically listed for the WH18DBFL2 model. Using it in other models is not recommended unless the part number is cross-referenced in the tool's parts diagram.

Why should I use a genuine replacement part instead of a generic alternative?

Genuine parts are manufactured to the exact tolerances and material specifications of the original, ensuring proper fit, reliable performance, and preservation of any remaining warranty coverage.