1. Introduction
This manual provides essential information for the safe and effective use, maintenance, and care of your Performance Tool M7115 12-Pound Sledge Hammer. Please read this manual thoroughly before operating the tool and retain it for future reference.
Product Overview
The Performance Tool M7115 is a robust 12-pound sledge hammer designed for heavy-duty tasks. It features a durable steel head, a fiberglass handle for enhanced shock absorption, and rubber cushion grips for comfortable and secure handling. This tool is suitable for demolition, driving stakes, and other demanding applications.

Image 1: Performance Tool M7115 12-Pound Sledge Hammer, main view showing the heavy steel head and yellow fiberglass handle with black grip.
2. Key Features
- 12-Pound Shaped Steel Head: Provides substantial impact force for heavy-duty tasks.
- Heavy-Duty Fiberglass Handle: Offers superior strength and reduces vibration during use.
- Anti-Shock, Rubber Cushion Grips: Enhances user comfort and control, minimizing hand fatigue.
- Mirror Polish Heads: Designed for a clean strike and improved durability.
- Designed for Maximum Efficiency: Optimized for effective force transfer and task completion.
3. Setup and Pre-Use Inspection
Unpacking and Initial Inspection
- Carefully remove the sledge hammer from its packaging.
- Inspect the tool for any signs of damage that may have occurred during shipping. Check the head for cracks or deformities, and the handle for splits, cracks, or looseness.
- Ensure the head is securely attached to the handle. Do not use the tool if the head is loose.
Personal Protective Equipment (PPE)
Always wear appropriate personal protective equipment when using the sledge hammer:
- Safety Glasses or Goggles: To protect eyes from flying debris.
- Work Gloves: To improve grip and protect hands.
- Steel-Toe Boots: To protect feet from falling objects.
- Hearing Protection: If working in noisy environments.
4. Operating Instructions
Safe Handling and Grip
- Hold the sledge hammer firmly with both hands, placing one hand near the head and the other at the end of the handle for maximum leverage and control.
- Ensure a clear swing path and maintain a stable stance.
General Use
The M7115 sledge hammer is designed for tasks requiring significant impact force. Common applications include:
- Demolition: Breaking concrete, masonry, or other tough materials.
- Driving Stakes: For fencing, landscaping, or construction.
- Splitting Wood: Can be used in conjunction with wood-splitting wedges. Strike the wedge with the sledgehammer head to split logs.
Striking Technique
- Position yourself safely, ensuring no one is within the swing radius.
- Raise the sledge hammer over your head, allowing the weight of the head to assist in the downward swing.
- Aim for the center of your target to maximize impact and minimize glancing blows.
- Allow the tool to do the work; do not overexert yourself.

Image 2: Proper grip on the Performance Tool M7115 sledge hammer, demonstrating hand placement for control.
5. Maintenance
Cleaning and Storage
- After each use, clean the head and handle to remove dirt, debris, and moisture.
- Store the sledge hammer in a dry place to prevent rust and handle deterioration.
- Keep the tool out of reach of children.
Inspection
- Regularly inspect the head for chips, cracks, or mushrooming. A damaged head can be dangerous.
- Check the handle for any signs of damage, such as cracks, splinters, or looseness where it connects to the head.
- If any damage is found, discontinue use immediately and replace the tool or seek professional repair.
Head Condition
While sledgehammer heads are designed for impact, prolonged use can cause wear. If the striking face becomes excessively worn or chipped, it may reduce effectiveness and increase the risk of material chipping off. Consider replacing the tool if the head is severely compromised.
6. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Head is loose or wobbly | Wear and tear, improper seating. | Discontinue use immediately. Replace the hammer. |
| Handle is cracked or splintered | Impact damage, age, improper storage. | Discontinue use immediately. Replace the hammer. |
| Reduced impact effectiveness | Worn or mushroomed striking face. | Inspect the head. If severely worn, replace the hammer. |
7. Specifications
| Attribute | Detail |
|---|---|
| Brand | Performance Tool |
| Model Number | M7115 |
| Head Material | Alloy Steel |
| Handle Material | Fiberglass, Rubber |
| Color | Yellow, Black |
| Item Weight | 13.7 Pounds (approximate, including handle) |
| Grip Type | Cushion |
| Head Style | Forged, Straight |
| Product Dimensions | 7.6 x 36.5 x 3.5 inches |
| UPC | 039564571152 |
8. Important Safety Warnings
- Always wear appropriate personal protective equipment (PPE), including safety glasses, gloves, and steel-toe boots.
- Ensure the work area is clear of bystanders and obstructions.
- Never strike hardened surfaces with the sledge hammer, as this can cause chipping and serious injury.
- Do not use the tool if the head is loose, cracked, or the handle is damaged.
- Avoid striking objects at an angle that could cause the hammer to glance off.
- This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.
9. Product Media
Additional Product Images


Official Product Video
Video 1: Product Overview Video. This video provides a general overview of a Performance Tool sledge hammer, showcasing its features and potential applications. Note: The video features a 4-pound model (M7101), but the design and features are representative of the M7115 model.
10. Warranty and Support
For information regarding warranty coverage, product support, or to inquire about replacement parts, please contact Performance Tool customer service directly. Refer to the product packaging or the official Performance Tool website for the most current contact details.
Always purchase genuine Performance Tool replacement parts to ensure compatibility and maintain the safety and performance of your tool.





