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PROTO Hex Key Set: 1 - 5 Pieces, Folding, Metric, Std End, Long, 1 Pieces, Black Oxide - Folding Key Sets
PROTOFolding Key Sets

PROTO Hex Key Set: 1 - 5 Pieces, Folding, Metric, Std End, Long, 1 Pieces, Black Oxide

The PROTO Hex Key Set (SKU J4973, MPN J4973) is a folding key set containing 1 to 5 pieces with 6 tips. It features a black oxide finish and is not tether capable. This metric set includes standard-end, long hex keys.

SKU 3G-OTH-275284

Also listed as: J 4973 · J-4973

Brand
PROTO
Item
Hex Key Set: 1 - 5 Pieces, Folding, Metric, Std End, Long, 1 Pieces, Black Oxide
Category
Folding Key Sets
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
J4973
Type
- 5 Pieces, Folding, Metric, Std End, Long, Black Oxide
Tips
6
Pieces
1

Technical Documents

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

Product Description

The PROTO Hex Key Set (SKU J4973, MPN J4973) is a folding key set containing 1 to 5 pieces with 6 tips. It features a black oxide finish and is not tether capable. This metric set includes standard-end, long hex keys.

Frequently Asked Questions

What is the PROTO Hex Key Set J4973 used for?

The PROTO Hex Key Set J4973 is used for tightening or loosening hex socket screws and bolts in mechanical assembly, maintenance, and repair tasks. Its folding design and metric sizes make it suitable for industrial, automotive, and field-service applications where portability and quick access to multiple hex key sizes are needed.

What are the specifications of the PROTO Hex Key Set J4973?

The PROTO Hex Key Set J4973 is a folding key set with 1 to 5 pieces and 6 tips. It features a black oxide finish, metric sizes, and standard-end, long hex keys. The set is not tether capable. The manufacturer part number is J4973, and the brand is PROTO.

Where to buy the PROTO Hex Key Set J4973 worldwide?

You can source the PROTO Hex Key Set J4973 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 provide this PROTO folding hex key set to procurement teams and engineers globally.

How to select the right PROTO hex key set for your application?

To select the right PROTO hex key set, consider the fastener sizes you work with most—metric versus inch—and the required reach. The J4973 folding set offers metric sizes from 1 to 5 pieces with long, standard-end tips. For confined spaces, a folding design provides portability. Always match the key size exactly to the screw head to avoid rounding.

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 folding key sets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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