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PROTO Socket Bit: 1/2 in Drive Size, Hex Tip, 5/8 in Tip Size, 4 in Overall Lg - Hex Bit Sockets
PROTOHex Bit Sockets

PROTO Socket Bit: 1/2 in Drive Size, Hex Tip, 5/8 in Tip Size, 4 in Overall Lg

The PROTO Socket Bit is a hex bit socket with a 1/2 in drive size and a 5/8 in hex tip size, featuring a fixed insert design. It has an overall length of 4 in and is SAE-sized, with manufacturer part number J54415/8…

SKU 3G-OTH-305322

Also listed as: J544158 · J54415 8 · J54415-8

Brand
PROTO
Item
Socket Bit: 1/2 in Drive Size, Hex Tip, 5/8 in Tip Size, 4 in Overall Lg
Category
Hex Bit Sockets
Available to Order
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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
J54415/8
Type
Hex Tip, Fixed Insert, SAE
Overall Lg
4 in
Tip Size
5/8 in

Technical Documents

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

Product Description

The PROTO Socket Bit is a hex bit socket with a 1/2 in drive size and a 5/8 in hex tip size, featuring a fixed insert design. It has an overall length of 4 in and is SAE-sized, with manufacturer part number J54415/8. This tool is designed for use with standard drive tools to drive hex fasteners.

Frequently Asked Questions

What is the PROTO J54415/8 hex bit socket used for?

The PROTO J54415/8 hex bit socket is used to drive hex fasteners with a 5/8 in tip size. It is designed for industrial maintenance, assembly, and repair applications where a fixed-insert hex bit socket with a 1/2 in drive is required.

What are the specifications of the PROTO J54415/8 socket bit?

The PROTO J54415/8 socket bit has a 1/2 in drive size, a 5/8 in hex tip size, and a fixed insert design. It is SAE-sized with an overall length of 4 in. The manufacturer part number is J54415/8.

Where to buy the PROTO J54415/8 hex bit socket worldwide?

3G Electric supplies the PROTO J54415/8 hex bit socket worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us to order this fixed-insert hex bit socket for your industrial tooling needs.

How to select the correct hex bit socket for a 1/2 in drive?

To select the correct hex bit socket, match the drive size (1/2 in) to your ratchet or driver, and choose a tip size (5/8 in) that fits your fastener. Ensure the socket is SAE or metric as needed. The PROTO J54415/8 is a fixed-insert design for secure engagement.

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 hex bit 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 Socket: SAE, 1/4 in Drive Size, 11/32 in Socket Size, 6-Point, Deep, Chrome, 2 in Overall Lg (MPN J4711L)
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PROTO Socket: SAE, 1/4 in Drive Size, 11/32 in Socket Size, 12-Point, Deep, Chrome, 2 in Overall Lg (MPN J4711LT)
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PROTO Socket: SAE, 1/4 in Drive Size, 11/32 in Socket Size, 12-Point, Deep, Chrome, 2 in Overall Lg (MPN J4711LT)
PROTO Socket: Metric, 1/2 in Drive Size, 13 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5413MH)
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PROTO Socket: Metric, 1/2 in Drive Size, 13 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J5413MH)
PROTO Socket: Metric, 1/4 in Drive Size, 11 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J4711M)
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PROTO Socket: Metric, 1/4 in Drive Size, 11 mm Socket Size, 6-Point, Std, Chrome, Not Tether Capable (MPN J4711M)
PROTO Socket: SAE, 1/4 in Drive Size, 1/2 in Socket Size, 12-Point, Deep, Chrome, Not Tether Capable (MPN J4716LT)
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PROTO Socket: SAE, 1/4 in Drive Size, 1/2 in Socket Size, 12-Point, Deep, Chrome, Not Tether Capable (MPN J4716LT)
PROTO Socket: SAE, 1/2 in Drive Size, 1 3/16 in Socket Size, 6-Point, Std, Chrome, Socket (MPN J5438H)
PROTO
PROTO Socket: SAE, 1/2 in Drive Size, 1 3/16 in Socket Size, 6-Point, Std, Chrome, Socket (MPN J5438H)

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