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PROTO Flex Socket: 1/4 in Drive Size, 3/8 in Socket Size, 12-Point, Std, Chrome - 1/4" Drive SAE Flex Sockets
PROTO1/4" Drive SAE Flex Sockets

PROTO Flex Socket: 1/4 in Drive Size, 3/8 in Socket Size, 12-Point, Std, Chrome

The PROTO Flex Socket (MPN J4773TA) is a 1/4" Drive SAE Flex Socket with a 3/8" socket size and 12-point standard configuration. It features a chrome finish and is not tether capable. This PROTO-branded socket is…

SKU 3G-OTH-307924

Brand
PROTO
Item
Flex Socket: 1/4 in Drive Size, 3/8 in Socket Size, 12-Point, Std, Chrome
Category
1/4" Drive SAE Flex Sockets
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

PROTO
Manufacturer Part Number
J4773TA
Type
12-Point, Std, Chrome, Not Tether Capable
Socket Size
3/8 in

Technical Documents

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

Product Description

The PROTO Flex Socket (MPN J4773TA) is a 1/4" Drive SAE Flex Socket with a 3/8" socket size and 12-point standard configuration. It features a chrome finish and is not tether capable. This PROTO-branded socket is designed for industrial applications requiring a flexible drive tool.

Frequently Asked Questions

What is the PROTO Flex Socket J4773TA used for?

The PROTO Flex Socket J4773TA is used for turning fasteners in tight or awkward spaces where a rigid socket cannot reach. Its 1/4" drive and 3/8" socket size suit light-duty industrial assembly, maintenance, and repair tasks. The chrome finish resists corrosion in shop environments.

What are the specifications of the PROTO Flex Socket J4773TA?

The PROTO Flex Socket J4773TA has a 1/4" drive size, 3/8" socket size, 12-point standard configuration, and chrome finish. It is not tether capable. The manufacturer part number is J4773TA. This PROTO-branded socket is designed for flexible access in confined spaces.

Where to buy the PROTO Flex Socket J4773TA worldwide?

3G Electric supplies the PROTO Flex Socket J4773TA worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this PROTO socket for your facility.

How to select the right PROTO flex socket size?

Select a PROTO flex socket by matching the drive size to your ratchet or tool (here 1/4") and the socket size to the fastener head (here 3/8"). Confirm the point configuration (12-point) and finish (chrome). For confined spaces, the flex joint provides angle access without removing the tool.

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 1/4" drive sae flex sockets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
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PROTO Flex Socket: 1/4 in Drive Size, 5/16 in Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J4772A)
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PROTO Flex Socket: 1/4 in Drive Size, 1/4 in Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J4771A)

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