1. Introduction
The DEWALT DWHTTR510 5-in-1 Multi-Tacker is a versatile hand tool designed for various fastening applications. It features easy-squeeze technology to reduce actuation force and an anti-jam mechanism to prevent misfires. Constructed with a lightweight die-cast aluminum housing, it offers durability and ease of use. This manual provides essential information for the safe and effective operation, maintenance, and troubleshooting of your multi-tacker.

Figure 1: Side view of the DEWALT DWHTTR510 5-in-1 Multi-Tacker.
2. Safety Information
Always read and understand all safety warnings and instructions before operating this tool. Failure to follow the warnings and instructions may result in serious injury.
- Wear appropriate personal protective equipment, including safety glasses, when operating the tool.
- Keep hands and body parts away from the fastener discharge area.
- Ensure the tool is unloaded when not in use or when performing maintenance.
- Do not point the tool at yourself or others.
- Use only recommended fasteners for this tool.
- Keep children and bystanders away while operating a power tool.
3. Components Overview
Familiarize yourself with the main components of your DEWALT DWHTTR510 Multi-Tacker:
- Easy-Squeeze Handle: Designed for reduced actuation force.
- Anti-Jam Magazine: Helps prevent misfires and allows for easy loading.
- Mode Switch: Adjusts the power setting for different materials.
- Reversible Belt Hook: For convenient carrying and storage.
- Staple Reload Window: Allows visibility of remaining fasteners.
- Front Wire Guide: Assists in precise cable stapling.

Figure 2: Key features of the DEWALT DWHTTR510 Multi-Tacker.
4. Loading Fasteners
To load staples or brad nails into your multi-tacker:
- Ensure the tool is empty and the handle is locked for safety.
- Locate the magazine release lever at the bottom rear of the tool.
- Press the lever and pull the magazine follower out until it locks in the open position.
- Insert the appropriate staples or brad nails into the magazine channel, ensuring they are facing the correct direction (points forward).
- Push the magazine follower back into the tool until it clicks securely into place.
Video 1: Demonstration of loading staples into the DEWALT DWHTTR510 Multi-Tacker. This video shows the process of opening the magazine, inserting staples, and closing it securely.
5. Operating Instructions
To operate your DEWALT DWHTTR510 Multi-Tacker:
- Select Power Setting: Use the mode switch (located near the handle) to adjust the power for different materials. Move it towards '+' for harder materials and '-' for softer materials.
- Position the Tool: Place the nose of the tool firmly against the work surface where you want to drive the fastener.
- Actuate the Handle: Squeeze the handle firmly and completely to drive the staple or nail. The easy-squeeze technology helps reduce effort.
- Check Fastener: After each actuation, verify that the fastener is properly driven into the material.
Video 2: Overview of the DEWALT 5-in-1 Multi-Tacker's operation. This video highlights the tool's features and how to use it for various tasks.
6. Compatible Fasteners
The DEWALT DWHTTR510 5-in-1 Multi-Tacker is designed to work with a variety of fasteners. Refer to the table below for compatible types and sizes:
| Fastener Type | Sizes Supported | Compatible Brands/Models |
|---|---|---|
| Heavy Duty Staples | 1/4" (6mm), 5/16" (8mm), 3/8" (10mm), 1/2" (12mm), 9/16" (14mm) | DEWALT®: DWHTTA704, DWHTTA705, DWHTTA706, DWHTTA708 STANLEY®: TRA704, TRA705, TRA706, TRA708, TRA709 Arrow®: T50® |
| Cable Staples | 3/8" (10mm), 7/16" (11mm), 1/2" (12mm), 9/16" (14mm) | STANLEY®: CT106, CT107, CT108, CT109 Arrow®: T25™ |
| Narrow Flat Crown Staples | 3/8" (10mm), 1/2" (12mm) | STANLEY®: CT306, CT308 Arrow®: T20™ |
| Light Duty Staples | 1/4" (6mm), 5/16" (8mm), 3/8" (10mm), 1/2" (12mm), 9/16" (14mm) | STANLEY®: TRA204, TRA205, TRA206, TRA208, TRA209 Arrow®: JT21® |
| 18 Gauge Brad Nails | 1/2" (12mm), 5/8" (15mm) | DEWALT®: DWHTBN050, DWHTBN625 STANLEY®: SWKBN050, SWKBN625 Arrow®: BN18™ |
Figure 3: Compatible fasteners for the DEWALT DWHTTR510 Multi-Tacker.

Figure 4: Close-up of the tool's label indicating compatible fastener types and sizes.
7. Maintenance
Proper maintenance ensures the longevity and optimal performance of your multi-tacker:
- Cleaning: Regularly clean the tool with a dry cloth to remove dust and debris. Do not use solvents.
- Lubrication: Apply a small amount of light machine oil to moving parts periodically, as recommended by the manufacturer.
- Storage: Store the tool in a dry, secure location, out of reach of children. Ensure it is unloaded before storage.
- Inspection: Periodically inspect the tool for any signs of wear, damage, or loose parts. Do not use a damaged tool.
8. Troubleshooting
Common issues and their solutions:
- Fastener Jams: If a fastener jams, ensure the tool is unloaded. Carefully open the magazine and remove the jammed fastener using pliers or a screwdriver. Never force the handle.
- Fasteners Not Driving Fully: Check the power setting and adjust it to a higher setting ('+') for harder materials. Ensure you are applying firm, consistent pressure to the tool.
- Tool Not Firing: Verify that the magazine is loaded correctly and the magazine follower is fully engaged. Check if the handle is fully actuated.
Video 3: A user review highlighting the tool's anti-jam mechanism and reliable performance. This video demonstrates the tool's consistent firing without misfires when used correctly.
9. Specifications
| Feature | Detail |
|---|---|
| Model Number | DWHTTR510 |
| Product Dimensions | 13.03 x 7 x 35.85 inches |
| Item Weight | 14.1 ounces |
| Material | Die-cast Aluminum Housing |
| Fastener Types | Heavy Duty Staples, Cable Staples, Narrow Flat Crown Staples, Light Duty Staples, 18 Gauge Brad Nails |
| Manufacturer | Dewalt Accessories |
| Date First Available | November 9, 2015 |
10. Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the official DEWALT website or contact DEWALT customer service directly. Keep your purchase receipt as proof of purchase.
Online Resources: www.dewalt.com





