DEWALT MAX IMPACT Screwdriving Set : 40-Piece High-Torque Bit Kit
DEWALT MAX IMPACT Screwdriving Set : 40-Piece High-Torque Bit Kit
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Engineered for high-torque impact drivers. These bits feature a specialized torsion zone that flexes under pressure to absorb peak torque, significantly extending bit life and reducing fastener stripping.
Achieve professional precision with the DEWALT MAX IMPACT 40-Piece Set (DWAMI40).
Built for the professional contractor and the serious DIYer, this screwdriving set is designed to survive the most demanding jobsite environments. Each bit is precision-machined for a superior fit in the fastener head, reducing cam-out and increasing torque transfer. The Magnetic Screw Lock system features a powerful floating ring magnet that holds screws securely, enabling one-handed operation and minimizing dropped fasteners. All 40 pieces are organized in a rugged, impact-resistant case that keeps your kit secure and ready for rapid deployment.
Performance Engineering
- Dual-Torsion Zone: Specialized geometry transfers optimal torque for high-speed fastening and impact driving.
- Magnetic Screw Lock: 10X magnetic holding power to minimize drops and reduce wobbling during installation.
- Precision-Fit Tip: Optimized bit tips provide a tighter fit in screws, reducing stripping and Cam-Out.
- Industrial Grade Steel: Manufactured from shock-resistant tool steel for maximum durability and long-term use.
- Modular Storage Case: Rugged case features clear lid for easy bit identification and secure locking tabs for transport.
Product Specifications
| Model Number | DWAMI40 |
| Piece Count | 40-Piece Set |
| Bit Types Included | Phillips, Square, Slotted, Torx, Nut Drivers |
| Shank Size | 1/4 in. Hex (Universal) |
| Special Feature | Impact-Ready Torsion Zone |
Professional Tooling : Engineered for Efficiency, Built for the Jobsite.

Frequently Asked Questions
How long does it take for my order to ship?
Orders are processed within 24–48 hours (business days). You’ll receive a tracking number by email once your package is on the way.
What shipping carrier do you use?
We ship through the United States Postal Service (USPS). Delivery times vary depending on your location and the service chosen at checkout.
Can I return an item if I change my mind?
Yes, returns are accepted within 14 days as long as the product is unopened and in its original packaging. Customers are responsible for return shipping and a restocking fee applies.
Do you offer local delivery or pickup?
Yes, local delivery is available within 20 miles of Merrimack, NH on qualifying orders. Contact us for details and scheduling.
Are all products covered by a warranty?
Many products include manufacturer warranties. Warranty terms vary by brand, so please refer to the product packaging or contact us for specifics.