EXW Singapore — collect or forward from our Singapore office.

3G Electric
MILWAUKEE 21 mm 3/8 in Drive Anti-Roll Hand Socket - Anti-Roll Hand Sockets
MILWAUKEEAnti-Roll Hand Sockets

MILWAUKEE 21 mm 3/8 in Drive Anti-Roll Hand Socket

The MILWAUKEE Socket Extension: Metric is a 3/8 in drive, 21 mm socket size, 6-point, standard anti-roll hand socket in chrome finish (MPN 45-34-8021). This MILWAUKEE-branded tool is designed for metric fastening…

SKU 3G-OTH-314384

Also listed as: 45348021 · 45 34 8021

Brand
MILWAUKEE
Item
21 mm 3/8 in Drive Anti-Roll Hand Socket
Part Number
45-34-8021
Category
Anti-Roll Hand Sockets
Available to Order
Also known as:45-34-8021MILWAUKEE
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.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

MILWAUKEE
Manufacturer Part Number
45-34-8021
Type
6-Point, Std, Chrome
Socket Size
21 mm
Drive Size
3/8 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 Socket Extension: Metric is a 3/8 in drive, 21 mm socket size, 6-point, standard anti-roll hand socket in chrome finish (MPN 45-34-8021). This MILWAUKEE-branded tool is designed for metric fastening applications.

Frequently Asked Questions

What is the MILWAUKEE Socket Extension 45-34-8021 used for?

The MILWAUKEE Socket Extension 45-34-8021 is used for metric fastening applications. Its 3/8 in drive and 21 mm, 6-point, standard anti-roll design provides secure engagement with metric fasteners in automotive, industrial, and maintenance tasks.

What are the specifications of the MILWAUKEE 45-34-8021 socket extension?

The MILWAUKEE 45-34-8021 is a 3/8 in drive, 21 mm socket size, 6-point, standard anti-roll hand socket with a chrome finish. It is part of the MILWAUKEE Anti-Roll Hand Sockets line, designed for metric fastening applications.

Where to buy the MILWAUKEE 45-34-8021 socket extension worldwide?

You can source the MILWAUKEE 45-34-8021 socket extension worldwide through 3G Electric. As a global industrial equipment distributor, 3G Electric handles full logistics, customs clearance, and delivery to your location, ensuring a smooth procurement process.

How to maintain the MILWAUKEE 45-34-8021 chrome socket extension?

To maintain the MILWAUKEE 45-34-8021 chrome socket extension, clean it after use with a dry cloth to remove debris and prevent corrosion. Store in a dry environment to protect the chrome finish. Avoid using damaged extensions to ensure safe operation.

Used in

Common applications for MILWAUKEE
Industrial maintenance — M12™ hammer drill and impact driver kit (2497-22) for drilling, hammer drilling, and fastening in electrical and mechanical tasks.
Heavy equipment lubrication — M18™ grease gun and impact wrench kit (2967-22GG) for lubrication and fastener removal in assembly and maintenance.
Hydraulic cylinder operation — Cordless hydraulic pump (3120-21) delivering 10,000 psi for powering hydraulic tools and cylinders in field service.
Automotive repair — Cordless ratchet kit (3G-OTH-303908) with 35 ft-lb torque for fastening and loosening bolts in tight engine compartments.
Demolition and construction — Carbide reciprocating saw blade (48-00-5371) for cutting wood, metal, and plastic in renovation and plumbing work.
Jobsite safety — N95 respirator with exhalation valve (48-73-4004) for protection against non-oil-based particulates in dusty environments.
Not sure this is the right part? Photo-identify it→

MILWAUKEE Products

3G Electric supplies MILWAUKEE anti-roll hand sockets. 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 →

More from MILWAUKEE

View all MILWAUKEE parts →
This 6-point deep socket with anti-roll design is for use with 1/4 in drive tools on 5.5 mm metric fasteners. Chrome construction provides corrosion resistance. Suitable for fastening applications in confined or recessed areas
MILWAUKEE
This 6-point deep socket with anti-roll design is for use with 1/4 in drive tools on 5.5 mm metric fasteners. Chrome construction provides corrosion resistance. Suitable for fastening applications in confined or recessed areas
This 1/4 in drive, 7/16 in socket size, 6-point deep chrome hand socket is designed for turning fasteners in tight or recessed areas. The deep well provides access to longer bolts, while the 6-point configuration reduces fastener rounding. The anti-roll feature prevents the socket from rolling on sloped surfaces, making it suitable for automotive repair and industrial maintenance
MILWAUKEE
This 1/4 in drive, 7/16 in socket size, 6-point deep chrome hand socket is designed for turning fasteners in tight or recessed areas. The deep well provides access to longer bolts, while the 6-point configuration reduces fastener rounding. The anti-roll feature prevents the socket from rolling on sloped surfaces, making it suitable for automotive repair and industrial maintenance
This 6-point deep chrome socket has a 1/2 in drive and 15/16 in socket size. Its anti-roll design prevents rolling on sloped surfaces. Suitable for tightening or loosening fasteners in recessed or hard-to-reach areas in automotive and mechanical tasks
MILWAUKEE
This 6-point deep chrome socket has a 1/2 in drive and 15/16 in socket size. Its anti-roll design prevents rolling on sloped surfaces. Suitable for tightening or loosening fasteners in recessed or hard-to-reach areas in automotive and mechanical tasks
This 6-point standard-length hand socket features a 3/8 in drive and 9/16 in socket size with a chrome finish. The anti-roll hex design prevents the socket from rolling on sloped surfaces, making it suitable for tightening or loosening hex fasteners in maintenance and assembly tasks
MILWAUKEE
This 6-point standard-length hand socket features a 3/8 in drive and 9/16 in socket size with a chrome finish. The anti-roll hex design prevents the socket from rolling on sloped surfaces, making it suitable for tightening or loosening hex fasteners in maintenance and assembly tasks

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first