We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

MILWAUKEE Drill Chuck: 5/8"-16, 5/64 in to 1/2 in Capacity - Thread-Mount Keyed Drill Chucks for Portable Power Tools
MILWAUKEEThread-Mount Keyed Drill Chucks for Portable Power Tools

MILWAUKEE Drill Chuck: 5/8"-16, 5/64 in to 1/2 in Capacity

The MILWAUKEE Drill Chuck is a thread-mount keyed drill chuck for portable power tools, model 48-66-1381. It features a 5/8"-16 thread mount and a capacity range of 5/64 in to 1/2 in, and is compatible with…

SKU 3G-OTH-250339

Also listed as: 48661381 · 48 66 1381

Brand
MILWAUKEE
Item
Drill Chuck: 5/8"-16, 5/64 in to 1/2 in Capacity
Category
Thread-Mount Keyed Drill Chucks for Portable Power Tools
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

MILWAUKEE
Manufacturer Part Number
48-66-1381
Key
48-66-3280/48-66-4040
Capacity
5/64 in to 1/2 in

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

MILWAUKEE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MILWAUKEE Drill Chuck is a thread-mount keyed drill chuck for portable power tools, model 48-66-1381. It features a 5/8"-16 thread mount and a capacity range of 5/64 in to 1/2 in, and is compatible with 48-66-3280/48-66-4040 keys.

Frequently Asked Questions

What is the MILWAUKEE 48-66-1381 drill chuck used for?

The MILWAUKEE 48-66-1381 is a thread-mount keyed drill chuck designed for portable power tools. It securely holds drill bits from 5/64 in to 1/2 in capacity, making it suitable for drilling in metal, wood, and plastic during construction, fabrication, and maintenance tasks.

What are the specifications of the MILWAUKEE 48-66-1381 drill chuck?

The MILWAUKEE 48-66-1381 drill chuck has a 5/8"-16 thread mount and a capacity range of 5/64 in to 1/2 in. It is compatible with key models 48-66-3280 and 48-66-4040. The manufacturer part number is 48-66-1381, and it is designed for portable power tools.

Where to buy the MILWAUKEE 48-66-1381 drill chuck worldwide?

3G Electric supplies the MILWAUKEE 48-66-1381 drill chuck worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this genuine MILWAUKEE part.

How to install the MILWAUKEE 48-66-1381 drill chuck?

To install the MILWAUKEE 48-66-1381 drill chuck, first ensure the power tool spindle is clean and has a matching 5/8"-16 thread. Screw the chuck onto the spindle by hand until snug, then tighten with the appropriate key (48-66-3280 or 48-66-4040). Always disconnect power before installation.

Used in

Common applications for MILWAUKEE
Electrical panel assembly — Milwaukee U-style crimping dies (49-16-U250) for 250 kcmil copper lugs
Automotive repair — Milwaukee 1/2 in drive impact sockets (49-66-6242) for removing lug nuts
Construction framing — Milwaukee hex bit sockets (45-34-1079) for driving hex-head screws
Industrial maintenance — Milwaukee cordless crimping tool kit (2678-22BG) for cable terminations
Tool repair — Milwaukee cord set (22-64-0121) for replacing damaged power cords on equipment

MILWAUKEE Products

3G Electric supplies MILWAUKEE thread-mount keyed drill chucks for portable power tools. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
MILWAUKEE Drill Chuck: 1/2"-20, 5/64 in to 1/2 in Capacity (MPN 48-66-1375)
MILWAUKEE
MILWAUKEE Drill Chuck: 1/2"-20, 5/64 in to 1/2 in Capacity (MPN 48-66-1375)
MILWAUKEE Drill Chuck: JT3, 3/16 in to 3/4 in Capacity, 48-66-3160/48-66-4020 Key (MPN 48-66-2085)
MILWAUKEE
MILWAUKEE Drill Chuck: JT3, 3/16 in to 3/4 in Capacity, 48-66-3160/48-66-4020 Key (MPN 48-66-2085)
MILWAUKEE Drill Chuck: MT3, 3/16 in to 3/4 in Capacity, 48-66-3160/48-66-4020 Key, Ball Bearing (MPN 49-22-1550)
MILWAUKEE
MILWAUKEE Drill Chuck: MT3, 3/16 in to 3/4 in Capacity, 48-66-3160/48-66-4020 Key, Ball Bearing (MPN 49-22-1550)
MILWAUKEE Chuck Key Holder: For Use With 48-66-3200 (MPN 48-66-4080)
MILWAUKEE
MILWAUKEE Chuck Key Holder: For Use With 48-66-3200 (MPN 48-66-4080)
MILWAUKEE
MILWAUKEE
MILWAUKEE Chuck 1/2" Key Drive (MPN 48-66-1481)
MILWAUKEE Chuck Key Holder: For Use With 48-66-3080/48-66-3240/48-66-3280/48-66-3480 (MPN 48-66-4040)
MILWAUKEE
MILWAUKEE Chuck Key Holder: For Use With 48-66-3080/48-66-3240/48-66-3280/48-66-3480 (MPN 48-66-4040)

More from MILWAUKEE

View all MILWAUKEE parts
MILWAUKEE Drill Chuck: 1/2"-20, 5/64 in to 1/2 in Capacity (MPN 48-66-5185)
MILWAUKEE
MILWAUKEE Drill Chuck: 1/2"-20, 5/64 in to 1/2 in Capacity (MPN 48-66-5185)