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3G Electric
PROTO 1/4" Drive SAE Flex Socket, 9/32", 12-Point, Chrome - 1/4" Drive SAE Flex Sockets
PROTO1/4" Drive SAE Flex Sockets

PROTO 1/4" Drive SAE Flex Socket, 9/32", 12-Point, Chrome

The PROTO Flex Socket (SKU J4777TA, MPN J4777TA) is a 1/4" Drive SAE Flex Socket with a 9/32" socket size and 12-point configuration. It features a chrome finish and is not tether capable. This standard-length socket…

SKU 3G-OTH-307930

Brand
PROTO
Item
1/4" Drive SAE Flex Socket, 9/32", 12-Point, Chrome
Part Number
J4777TA
Category
1/4" Drive SAE Flex Sockets
Available to Order
Also known as:J4777TAPROTO
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
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Technical Specifications

PROTO
Manufacturer Part Number
J4777TA
Type
12-Point, Std, Chrome, Not Tether Capable
Socket Size
9/32 in

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

Product Description

The PROTO Flex Socket (SKU J4777TA, MPN J4777TA) is a 1/4" Drive SAE Flex Socket with a 9/32" socket size and 12-point configuration. It features a chrome finish and is not tether capable. This standard-length socket is designed for industrial applications requiring a flexible drive tool.

Frequently Asked Questions

What is the PROTO Flex Socket used for?

The PROTO Flex Socket (MPN J4777TA) is used for turning fasteners in tight or awkward spaces where a rigid socket cannot align with the fastener. Its 1/4" drive and 9/32" socket size make it suitable for precision assembly and maintenance tasks in industrial, automotive, and aerospace applications.

What are the specifications of the PROTO Flex Socket J4777TA?

The PROTO Flex Socket J4777TA has a 1/4" drive size, 9/32" socket size, 12-point configuration, standard length, and a chrome finish. It is not tether capable. The socket is made by PROTO and is designed for use with 1/4" drive ratchets and accessories in industrial settings.

Where to buy PROTO Flex Socket J4777TA worldwide?

You can source the PROTO Flex Socket J4777TA through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply PROTO tools to industrial buyers internationally.

How to select the right PROTO Flex Socket for your application?

To select the right PROTO Flex Socket, match the drive size (1/4") to your ratchet, the socket size (9/32") to your fastener, and choose the point configuration (12-point for hex fasteners). Consider whether a standard or deep length is needed, and if tether capability is required for safety in elevated work.

Used in

Common applications for PROTO
Industrial maintenance — PROTO J6014CXCERT micrometer torque wrench for tightening fasteners to 50–250 ft-lb with tether capability.
Assembly operations — PROTO J6345A electronic torque wrench for 5–50 ft-lb control with audible and visual indicators.
Plumbing and mechanical — PROTO J812HD straight pipe wrench with 2 in jaw capacity for gripping and turning pipes.
Precision fastening — PROTO J61929 multi-bit screw and nut driver kit with 26 alloy steel bits for assembly and maintenance.
Tool organization — PROTO JUC3743-3SG heavy-duty utility cart with drawers, power strip, and padlock for shop floor use.
Metric fastener service — PROTO JSCVM-20SB 20-piece ratcheting combination wrench set covering 6 mm to 32 mm.
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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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