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PROTO Flex Socket: 3/8 in Drive Size, 18 mm Socket Size, 6-Point, Std, Chrome - 3/8" Drive Metric Flex Sockets
PROTO3/8" Drive Metric Flex Sockets

PROTO Flex Socket: 3/8 in Drive Size, 18 mm Socket Size, 6-Point, Std, Chrome

The PROTO Flex Socket (SKU 3G-OTH-307649, MPN J5281HAM) is a 3/8" drive metric flex socket with an 18 mm, 6-point standard configuration. It is constructed from chrome and is not tether capable.

SKU 3G-OTH-307649

Brand
PROTO
Item
Flex Socket: 3/8 in Drive Size, 18 mm Socket Size, 6-Point, Std, Chrome
Category
3/8" Drive Metric 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
J5281HAM
Type
6-Point, Std, Chrome, Not Tether Capable
Socket Size
18 mm

Technical Documents

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

Product Description

The PROTO Flex Socket (SKU 3G-OTH-307649, MPN J5281HAM) is a 3/8" drive metric flex socket with an 18 mm, 6-point standard configuration. It is constructed from chrome and is not tether capable.

Frequently Asked Questions

What is the PROTO Flex Socket J5281HAM used for?

The PROTO Flex Socket J5281HAM is used for turning fasteners in tight or angled spaces where a standard socket cannot reach. Its 3/8" drive and 18 mm, 6-point design provide a secure grip on metric hex nuts and bolts in automotive, industrial, and maintenance applications.

What are the specifications of the PROTO J5281HAM flex socket?

The PROTO J5281HAM is a 3/8" drive metric flex socket with an 18 mm socket size, 6-point standard configuration, and chrome finish. It is not tether capable. The manufacturer part number is J5281HAM, and it is made by PROTO.

Where to buy the PROTO J5281HAM flex socket worldwide?

3G Electric supplies the PROTO J5281HAM flex socket worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to order this PROTO chrome flex socket for your maintenance or repair needs.

How to maintain a PROTO chrome flex socket?

To maintain a PROTO chrome flex socket, clean it after each use with a lint-free cloth to remove grease and debris. Store in a dry tool chest to prevent corrosion. Avoid using on damaged fasteners, as this can wear the 6-point drive. Inspect the flex joint regularly for smooth movement.

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 3/8" drive metric 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
PROTO Flex Socket: 3/8 in Drive Size, 19 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5282HAM)
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PROTO Flex Socket: 3/8 in Drive Size, 19 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5282HAM)
PROTO Flex Socket: 3/8 in Drive Size, 19 mm Socket Size, 12-Point, Std, Chrome, Not Tether Capable (MPN J5282AM)
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PROTO Flex Socket: 3/8 in Drive Size, 19 mm Socket Size, 12-Point, Std, Chrome, Not Tether Capable (MPN J5282AM)
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PROTO Flex Socket: 3/8 in Drive Size, 18 mm Socket Size, 12-Point, Std, Chrome, Not Tether Capable (MPN J5281AM)
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PROTO Flex Socket: 3/8 in Drive Size, 13 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5276HAM)
PROTO Flex Socket: 3/8 in Drive Size, 11 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5274HAM)
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PROTO Flex Socket: 3/8 in Drive Size, 11 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5274HAM)
PROTO Flex Socket: 3/8 in Drive Size, 15 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5278HAM)
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PROTO Flex Socket: 3/8 in Drive Size, 15 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5278HAM)

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