A jigger hammer drill, also known as a rotary hammer drill, is a versatile power tool designed for drilling and chiseling through various materials, including concrete, masonry, and wood. These drills are equipped with powerful motors and specialized bits that can effectively penetrate even the toughest surfaces, making them an essential tool for a wide range of construction, renovation, and DIY projects.
Drilling into Concrete with a Jigger Hammer Drill
Jigger hammer drills are specifically designed to handle the demands of drilling into concrete, a task that can be challenging for standard power drills. These drills utilize a combination of rotational and percussive forces to create clean, efficient holes in concrete and other masonry materials.
The key features that make jigger hammer drills suitable for concrete drilling include:
- Powerful Motors: Jigger hammer drills typically have motors ranging from 1,000 to 1,500 watts, providing the necessary power to drill through concrete.
- High Impact Energy: The impact energy of a jigger hammer drill can range from 2.0 to 6.5 joules, allowing the drill to effectively break through concrete.
- Specialized Drill Bits: These drills are designed to be used with SDS or SDS-MAX drill bits, which are specifically engineered to withstand the high torque and impact forces generated during concrete drilling.
For example, the Bosch 1-7/8in SDS-max Combination Hammer has a 13 Amp motor and delivers 3.5 joules of impact energy, making it a powerful and reliable choice for drilling into concrete.
Selecting the Right Drill Bits for Jigger Hammer Drills
As mentioned, the best drill bits for jigger hammer drills are typically SDS (Slotted Drive System) or SDS-MAX bits. These specialized bits are designed to work in harmony with the unique features of jigger hammer drills, ensuring efficient and effective drilling and chiseling.
Some key characteristics of SDS and SDS-MAX drill bits include:
- Shank Design: The shank of an SDS or SDS-MAX bit features a series of slots or grooves that allow the drill’s chuck to grip the bit securely, preventing slippage and ensuring maximum power transfer.
- Carbide Tips: The cutting edges of these bits are tipped with durable carbide, which can withstand the high impact forces and maintain their sharpness for longer.
- Bit Sizes: SDS and SDS-MAX bits are available in a wide range of sizes, typically ranging from 1/4 inch to 1-1/4 inch in diameter, to accommodate various drilling needs.
When selecting drill bits for your jigger hammer drill, it’s important to consult the manufacturer’s recommendations and choose bits that are compatible with your specific model.
Proper Lubrication and Maintenance of Jigger Hammer Drills
Proper lubrication and maintenance are crucial for ensuring the long-term performance and reliability of your jigger hammer drill. Here are some key steps to follow:
- Regularly Check and Clean the Drill: Ensure the drill is free from debris and dust, which can damage the lubrication system and internal components.
- Use the Recommended Lubricant: Refer to the manufacturer’s instructions for the recommended type and quantity of lubricant to use.
- Apply Lubricant to Drill Bits: Apply a small amount of lubricant to the drill bits before use to reduce friction and heat buildup.
- Lubricate the Hammer Mechanism: Apply lubricant to the hammer mechanism as specified in the manufacturer’s instructions to reduce wear and tear.
- Inspect and Replace Worn Parts: Regularly inspect the drill for signs of wear, such as damaged or worn-out components, and replace them as needed to maintain optimal performance.
By following these maintenance practices, you can extend the lifespan of your jigger hammer drill and ensure it continues to deliver reliable and efficient performance for your DIY projects.
Technical Specifications of Jigger Hammer Drills
Jigger hammer drills come with a range of technical specifications that can vary depending on the manufacturer and model. Here are some typical specifications to consider:
| Specification | Example |
|---|---|
| Power | 1250W (e.g., Stanley FatMax FME1250KQS) |
| Impact Energy | 3.5 J (e.g., Stanley FatMax FME1250KQS) |
| Rotational Speed | 0-850 rpm (e.g., Stanley FatMax FME1250KQS) |
| Rounds per Minute | 0-4,100 ipm (e.g., Stanley FatMax FME1250KQS) |
| Weight | 5.4 kg (e.g., Stanley FatMax FME1250KQS) |
It’s important to carefully review the technical specifications of any jigger hammer drill you’re considering to ensure it meets the requirements of your specific project and aligns with your power and performance needs.
Conclusion
Jigger hammer drills are a versatile and powerful tool that can tackle a wide range of drilling and chiseling tasks, particularly when it comes to working with concrete and other masonry materials. By understanding the key features, selecting the right drill bits, and maintaining your tool properly, you can ensure that your jigger hammer drill delivers reliable and efficient performance for all your DIY projects.
References
- Live Oak Construction Supply. (n.d.). Rotary & Demolition Hammer Drills. Retrieved from https://liveoaksupply.com/power-tools/corded/rotary-demolition-hammer-drills/
- DEWALT. (n.d.). Chipping Hammers, Jackhammers & Demolition Tools. Retrieved from https://www.dewalt.com/products/power-tools/rotary-demolition-hammers
- JC Ironmongery. (n.d.). Graphite SDS+ Rotary Drill (Jigger). Retrieved from https://www.jcironmongery.com/product-page/graphiterotary-jigger
- Amazon. (n.d.). WORKPRO Premium 1-1/4 Inch SDS-Plus Rotary Hammer Drill. Retrieved from https://www.amazon.com/WORKPRO-Premium-SDS-Plus-Lightweight-Demolition-Rotomartillo/dp/B0B5DT14F9
- Colours & more Paint Centre – Malta. (n.d.). Jigger SDS 1250W. Retrieved from https://coloursandmore.com.mt/products/jigger-sds-1250w