PROTOFolding Key Sets
PROTO Hex Key Set: 1 - 5 Pieces, Folding, SAE, Std End, Short, 1 Pieces, Black Oxide
The PROTO Hex Key Set (SKU 3R808, MPN J4994) is a folding key set containing 1 to 5 pieces with 5 tips, featuring a black oxide finish. This SAE standard-end short set is not tether capable.
SKU 3G-OTH-275272
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PROTO Products
3G Electric (S) Pte. Ltd. — Singapore
Product Description
The PROTO Hex Key Set (SKU 3R808, MPN J4994) is a folding key set containing 1 to 5 pieces with 5 tips, featuring a black oxide finish. This SAE standard-end short set is not tether capable.
Used in
Common applications for PROTOAutomotive 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.












