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

PROTO Socket: Metric, 3/8 in Drive Size, 9 mm Socket Size, 12-Point, Deep, Chrome - Tether-Ready Hand Sockets
PROTOTether-Ready Hand Sockets

PROTO Socket: Metric, 3/8 in Drive Size, 9 mm Socket Size, 12-Point, Deep, Chrome

The PROTO Socket: Metric is a tether-ready hand socket, part of the PROTO brand. This deep, 12-point socket features a 3/8 in drive size and 9 mm socket size, constructed from chrome. The manufacturer part number is…

SKU 3G-OTH-328599

Also listed as: J5209MTT · J5209M TT

Brand
PROTO
Item
Socket: Metric, 3/8 in Drive Size, 9 mm Socket Size, 12-Point, Deep, Chrome
Category
Tether-Ready Hand Sockets
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

PROTO
Manufacturer Part Number
J5209M-TT
Type
12-Point, Deep, Chrome, Tether Ready
Socket Size
9 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

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

Product Description

The PROTO Socket: Metric is a tether-ready hand socket, part of the PROTO brand. This deep, 12-point socket features a 3/8 in drive size and 9 mm socket size, constructed from chrome. The manufacturer part number is J5209M-TT.

Frequently Asked Questions

What is the PROTO J5209M-TT socket used for?

The PROTO J5209M-TT is a tether-ready, deep 12-point socket used for fastening and loosening metric 9 mm fasteners in industrial maintenance, automotive repair, and assembly applications. Its tether-ready design helps prevent tool drops in elevated or confined workspaces.

What are the specifications of the PROTO J5209M-TT socket?

The PROTO J5209M-TT is a 12-point, deep, chrome socket with a 3/8 in drive size and 9 mm socket size. It is tether-ready for tool retention and made by PROTO. The manufacturer part number is J5209M-TT.

Where to buy the PROTO J5209M-TT socket worldwide?

3G Electric supplies the PROTO J5209M-TT socket to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this tether-ready, deep 12-point chrome socket.

How to select the correct PROTO socket for a 9 mm fastener?

For a 9 mm metric fastener, select a socket with a 9 mm socket size and matching drive size, such as the PROTO J5209M-TT with 3/8 in drive. Ensure the socket is deep enough for the fastener length and choose 12-point for higher torque applications. Tether-ready options add safety.

Used in

Common applications for PROTO
Automotive assembly — PROTO J72102 impact socket set for fastening lug nuts on production lines
Heavy equipment maintenance — PROTO J3772T flare nut wrench for hydraulic line fittings on excavators
General industrial repair — PROTO J795SA adjustable wrench set for tightening bolts on conveyor systems
Aerospace manufacturing — PROTO J5240A slotted bit socket for adjusting fasteners in confined spaces
Oil and gas pipeline work — PROTO J5438 12-point socket for valve assembly in refineries
Construction site toolkits — PROTO J8179-T500 double box wrench for structural steel bolting

PROTO Products

3G Electric supplies PROTO tether-ready 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

Compatible alternatives & equivalents

Cross-referenced by specification & description
PROTO Socket: Metric, 3/8 in Drive Size, 8 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5208M-TT)
PROTO
PROTO Socket: Metric, 3/8 in Drive Size, 8 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5208M-TT)
PROTO Socket: Metric, 3/8 in Drive Size, 10 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5210M-TT)
PROTO
PROTO Socket: Metric, 3/8 in Drive Size, 10 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5210M-TT)
PROTO Socket: Metric, 3/8 in Drive Size, 20 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5220M-TT)
PROTO
PROTO Socket: Metric, 3/8 in Drive Size, 20 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5220M-TT)
PROTO Socket: Metric, 3/8 in Drive Size, 9 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5009M-TT)
PROTO
PROTO Socket: Metric, 3/8 in Drive Size, 9 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5009M-TT)
PROTO Socket: Metric, 3/8 in Drive Size, 16 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5016M-TT)
PROTO
PROTO Socket: Metric, 3/8 in Drive Size, 16 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5016M-TT)
PROTO Socket: Metric, 3/8 in Drive Size, 11 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5211M-TT)
PROTO
PROTO Socket: Metric, 3/8 in Drive Size, 11 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5211M-TT)

More from PROTO

View all PROTO parts
PROTO Socket: Metric, 3/8 in Drive Size, 23 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5223M-TT)
PROTO
PROTO Socket: Metric, 3/8 in Drive Size, 23 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5223M-TT)
PROTO Socket: Metric, 1/2 in Drive Size, 13 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5313M-TT)
PROTO
PROTO Socket: Metric, 1/2 in Drive Size, 13 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5313M-TT)
PROTO Socket: Metric, 3/8 in Drive Size, 21 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5021M-TT)
PROTO
PROTO Socket: Metric, 3/8 in Drive Size, 21 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5021M-TT)
PROTO Socket: Metric, 3/8 in Drive Size, 19 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5219M-TT)
PROTO
PROTO Socket: Metric, 3/8 in Drive Size, 19 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5219M-TT)
PROTO Socket: Metric, 1/2 in Drive Size, 16 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5316M-TT)
PROTO
PROTO Socket: Metric, 1/2 in Drive Size, 16 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5316M-TT)
PROTO Socket: Metric, 3/8 in Drive Size, 21 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5221M-TT)
PROTO
PROTO Socket: Metric, 3/8 in Drive Size, 21 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5221M-TT)
PROTO Socket: Metric, 3/8 in Drive Size, 8 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5008M-TT)
PROTO
PROTO Socket: Metric, 3/8 in Drive Size, 8 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5008M-TT)
PROTO Socket: Metric, 3/8 in Drive Size, 14 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5214M-TT)
PROTO
PROTO Socket: Metric, 3/8 in Drive Size, 14 mm Socket Size, 12-Point, Deep, Chrome, Tether Ready (MPN J5214M-TT)