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PROTO Box End Wrench: Chrome, 19 mm_21 mm Head Size, 8 3/4 in Overall Lg, Offset - Metric, Double End, 12-Point, Ratcheting Box End Wrenches
PROTOMetric, Double End, 12-Point, Ratcheting Box End Wrenches

PROTO Box End Wrench: Chrome, 19 mm_21 mm Head Size, 8 3/4 in Overall Lg, Offset

The PROTO Box End Wrench is a metric, double-end, 12-point, ratcheting box end wrench with a Chrome finish. It features 19 mm and 21 mm head sizes, an 8 3/4 in overall length, offset design, and reversing capability…

SKU 3G-OTH-285373

Brand
PROTO
Item
Box End Wrench: Chrome, 19 mm_21 mm Head Size, 8 3/4 in Overall Lg, Offset
Category
Metric, Double End, 12-Point, Ratcheting Box End Wrenches
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Technical Specifications

PROTO
Manufacturer Part Number
J1187M-A
Type
19 mm_21 mm Head Size, Offset, Reversing, Metric
Overall Lg
8 3/4 in
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PROTO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PROTO Box End Wrench is a metric, double-end, 12-point, ratcheting box end wrench with a Chrome finish. It features 19 mm and 21 mm head sizes, an 8 3/4 in overall length, offset design, and reversing capability. This wrench is identified by manufacturer part number J1187M-A.

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 metric, double end, 12-point, ratcheting box end wrenches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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