
( Brand: Hitachi ), ( Manufacturer Part Number: 321-317 ), ( Part Type: Hammer Case )
The 321-317 Hitachi Rotary Hammer is a powerful and versatile tool designed for professional use in various demolition, drilling, and chiseling applications. This rotary hammer features a 1-1/2 inch SDS-Plus chuck, which allows for the use of a wide range of drill bits and chisels, making it an ideal choice for working with concrete, masonry, and other hard materials.
The 321-317 Hitachi Rotary Hammer is equipped with a 7.2-amp motor, delivering up to 2,850 blows per minute and 3.2 joules of impact energy. This powerful motor ensures fast and efficient drilling and chiseling, reducing the time and effort required for even the most demanding jobs.
The rotary hammer features a 4-position side handle, which allows for maximum comfort and control during use. The handle can be positioned to the left, right, or rear of the tool, or removed entirely for one-handed operation. This versatility makes the 321-317 Hitachi Rotary Hammer a great choice for both right- and left-handed users.
The 321-317 Hitachi Rotary Hammer is also equipped with a variable speed trigger, which allows for precise control over the tool's speed. This feature is particularly useful when working in delicate areas, such as around pipes or electrical wiring, as it allows the user to adjust the speed to prevent damage.
The rotary hammer is built with durability in mind, featuring a heavy-duty metal housing and a robust carbide-tipped hammer bit. The tool is also equipped with a built-in dust extraction system, which helps to reduce dust and debris in the work area, improving visibility and reducing the risk of respiratory issues.
In summary, the 321-317 Hitachi Rotary Hammer is a powerful and versatile tool designed for professional use in demolition, drilling, and chiseling applications. Its 7.2-amp motor delivers up to 2,850 blows per minute and 3.2 joules of impact energy, while its 4-position side handle and variable speed trigger provide maximum comfort and control. Its durable construction and built-in dust extraction system make it a reliable and long-lasting tool for any professional construction or demolition project.
Pros of buying a 321-317 Hitachi Rotary Hammer:1. Powerful: This rotary hammer delivers a high impact force of up to 2.5 Joules, making it ideal for drilling through concrete, masonry, and other hard materials.
2. Versatile: The 321-317 is compatible with both SDS-Plus and SDS-Max bits, providing a wide range of drilling and chiseling options.
3. Durable: The Hitachi rotary hammer features a robust metal housing and a high-quality carbon steel chuck, ensuring long-term use and reliability.
4. Comfortable: The tool includes a vibration reduction system and an ergonomic design, reducing user fatigue and increasing comfort during extended use.
5. Warranty: Hitachi offers a 5-year limited warranty on the 321-317 rotary hammer, providing peace of mind for the buyer.
Cons of buying a 321-317 Hitachi Rotary Hammer:1. Weight: At 7.6 lbs, this rotary hammer is heavier than some of its competitors, which might be a disadvantage for users who require continuous drilling or have limitations in their strength.
2. Price: The 321-317 is a premium product and may be more expensive than some lower-priced alternatives, making it a less attractive option for budget-conscious buyers.
Conclusion:The 321-317 Hitachi Rotary Hammer is an excellent choice for professionals and serious DIYers who require robust, powerful, and versatile tools for drilling and chiseling through concrete and masonry. Its durability, warranty, and vibration reduction system offer peace of mind and comfort during use. Although it is heavier and more expensive than some alternatives, its performance and reliability make it a worthwhile investment for those who prioritize quality and efficiency.
Recommendation:If you are looking for a high-performance rotary hammer and have the budget for it, the 321-317 Hitachi Rotary Hammer is an excellent choice. If you're on a tighter budget, you might want to consider a lighter and less expensive alternative with fewer features, but still capable of handling most drilling and chiseling tasks.
Compatibility this part is compatible with the following machines: Hitachi dh40fr spline shank rotary hammer dh40mr SIDS max.