MILWAUKEE 4932471828 bit adapter 1/2" square to 1/4" hexagon for screw bits

Name: MILWAUKEE 4932471828 bit adapter 1/2" square to 1/4" hexagon for screw bits
Brand: MILWAUKEE
SKU: 03065780
Price: 19.2 EUR
Availability: InStock

Supplier number: MILWAUKEE 4932471828 | EAN 4058546297275

Recommended Retail Price €38.36

19.20 tax incl.

€15.87 excl. VAT (incl. all environmental contributions)

On stock - immediately available

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

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How does it work?

Buy a participating Milwaukee hand tool or TOOLGUARD product. Participating products can be identified by the promotional label on the product page.
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Receive €15 cashback when purchasing hand tools and hand tool sets with an invoice value of at least €50.
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Click on the promotional label to view all other participating products.
During the promotional period, submit your cashback claim to Milwaukee here, together with your proof of purchase.
Each participant may submit a maximum of 3 cashback claims, with a maximum of 1 cashback claim per invoice.
The promotion is valid from 01.10.2026 to 31.10.2026.

Greater versatility for impact drivers

Practical benefits

Reliable Milwaukee bit adapter: You quickly convert a 1/2" square drive to hold standard 1/4" hex shank screwdriver bits.
Built for high torque: Heavy-duty chrome-molybdenum alloy steel resists severe impact forces during demanding fastening and maintenance jobs.
Secure accessory retention: The integrated ball lock mechanism ensures your bits remain firmly attached throughout every application.

In a nutshell

The right choise for

With the Milwaukee bit adapter, you can instantly adapt your 1/2" square drive impact wrench or ratchet to take standard 1/4" hex screwdriver bits. This allows you to tackle demanding fastening and screwdriving tasks on construction sites or in the workshop without carrying an extra tool. Engineered from heavy-duty Shockwave Impact Duty chrome-molybdenum alloy steel, it easily withstands severe impact forces and high-torque peaks. The ball detent locking system compliant with din 3121 and iso 1174 ensures your bits stay firmly secured during tough jobs. With an overall length of 50 mm, it delivers compact control.

Product information FAQ

€19.20

In stock - tax incl.

Key features according to our expert

Bit holder size: 1/4 inch
Connection size (machine): 1/2"
Connection type (machine): Internal square

Product description

Square drive adaptor according to DIN 3121 / ISO 1174 with ball lock.
1/2" square adaptor / reducer (F) to accept different square drive sizes / 1/4" Hex shank bits (M), making existing fastening accessories more flexible in use.
SHOCKWAVE IMPACT DUTY steel (chrome-molybdenum) is high quality alloy steel which provides ultimate strength and durability.

All Features

Bit holder size: 1/4 inch
Connection size (machine): 1/2"
Connection type (machine): Internal square
Overall length (mm): 50

Brand MILWAUKEE
03065780
EAN 4058546297275
Supplier number MILWAUKEE 4932471828

Frequently asked questions about this product

Answered by specialists

What is this adapter used for?: It allows you to use standard 1/4" hex screwdriving bits on an impact wrench or ratchet with a 1/2" square drive.
Is this bit adapter suitable for heavy impact use?: Yes, it is made from Shockwave Impact Duty chrome-molybdenum alloy steel engineered to withstand high torque and heavy impact applications.
How are bits held securely in the adapter?: It features a ball detent locking system compliant with DIN 3121 and ISO 1174 standards for secure retention.
What is the total length of this adapter?: The total length of this adapter is 50 mm.