Is this screw adapter suitable for impact drivers?

Yes, the impact ready design and durable metal gearcase withstand the high forces of modern impact drivers.

What shank type does the Dewalt DT20501-QZ have?

It features a 1/4" hex shank (6.35 mm) compatible with standard impact drivers and drill drivers.

What is the maximum torque rating for this adapter?

The maximum torque rating is 43 Nm.

How does the flexible design help in tight spaces?

The flexible shaft bends up to 180 degrees, allowing you to easily reach around obstacles in confined areas.

Do screw bits stay securely in place in the bit holder?

Yes, the head features a strong magnet and quick bit release for secure retention and easy one-handed use.

DEWALT DT20501-QZ impact modular flexi adapter

Name: DEWALT DT20501-QZ impact modular flexi adapter
Brand: DEWALT
SKU: 03185958
Price: 39.2 EUR
Availability: InStock

Supplier number: DEWALT DT20501-QZ | EAN 5054905283520

Recommended Retail Price €69.70

39.20 tax incl.

€32.40 excl. VAT (incl. all environmental contributions)

On stock - immediately available | we have 2 products in stock.

set

Ordered before 20:00 - delivered tomorrow 02/10/2026
Shipping costs €11.99 VAT included | Free shipping for orders over a total amount of 125 euros
Delivery by DHL
Delivered from Belgium

✆ Talk to a specialist

What does this mean exactly?

Free battery, delivered directly: spend a total of €350 excl. VAT on DeWALT products and receive a free XR 18V 5.0Ah battery worth €128.38. This is an exclusive Klium promotion: the battery is automatically added to your shopping cart and delivered together with your order.
Free work light, delivered after registration: if you also purchase a participating product from the DeWALT work light promotion, you will receive a free DeWALT work light, depending on the participating machine.
To receive your free work light, register your purchase after receiving your order via dewalt.be or dewalt.nl.
Klium free battery promotion: valid from 01.10.2026 to 31.12.2026.
DeWALT work light promotion: valid from 01.09.2026 to 31.12.2026.

During DeWALT Power Month, you can combine a free battery from Klium with a free work light from DeWALT.

Reach tight spaces with Dewalt

Practical benefits

Access hard to reach angles: The compact right-angle head and flexible shaft let you fasten screws effortlessly in confined work areas.
Built for impact drivers: Durable metal gearing withstands high torque demands, ensuring long-lasting performance during tough fastening tasks.
Secure magnetic fastener retention: The integrated rare earth magnet holds screws firmly in place, allowing you to operate smoothly with one hand.

In a nutshell

The right choise for

With the Dewalt DT20501-QZ modular right-angle and flexible impact screw adapter, you effortlessly drive fasteners in the tightest corners and confined spaces. Perfect for cabinet installation, interior carpentry, or automotive jobs where standard power tools cannot fit. The flexible shaft bends up to 180 degrees to navigate around obstacles, while the durable metal gearcase easily withstands impact driver torque up to 43 NM. Featuring a 1/4" hex shank for standard machines, its strong magnet keeps screws and bits firmly locked for smooth one-handed fastening.

Product information FAQ

€39.20

In stock - tax incl.

Key features according to our expert

Connection type (machine): External hexagon

Product description

Impact Flexi Attachment

Features

Long Life Gears - Provide 10x Longer Life
38mm Head Depth - For Ultimate accessibility
Impact Ready - Strength to stand up to the power of today's impact drivers
Rare Earth Magnet - Retains fastener for easy one-handed use
Metal Gearcase with Quick Bit Ejection - For durability and convenience on any jobsite
Patented Handle Design (Flexible Shaft & Modular Handle) - Reduces vibration for added comfort and control

All Features

Connection type (machine): External hexagon

Brand DEWALT
03185958
EAN 5054905283520
Supplier number DEWALT DT20501-QZ

Frequently asked questions about this product

Answered by specialists

Is this screw adapter suitable for impact drivers?: Yes, the impact ready design and durable metal gearcase withstand the high forces of modern impact drivers.
What shank type does the Dewalt DT20501-QZ have?: It features a 1/4" hex shank (6.35 mm) compatible with standard impact drivers and drill drivers.
What is the maximum torque rating for this adapter?: The maximum torque rating is 43 Nm.
How does the flexible design help in tight spaces?: The flexible shaft bends up to 180 degrees, allowing you to easily reach around obstacles in confined areas.
Do screw bits stay securely in place in the bit holder?: Yes, the head features a strong magnet and quick bit release for secure retention and easy one-handed use.