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AMPCO Box End Wrench: Natural, 28 mm Head Size, 9 in Overall Lg, Std - Metric, Single End, 12-Point, Box End Nonsparking Wrenches
AMPCOMetric, Single End, 12-Point, Box End Nonsparking Wrenches

AMPCO Box End Wrench: Natural, 28 mm Head Size, 9 in Overall Lg, Std

The AMPCO Box End Wrench: Natural is a metric, single-end, 12-point, box end nonsparking wrench. It features a 28 mm head size, 9 in overall length, standard design, and 0° head offset angle (MPN 4428). This tool is…

SKU 3G-OTH-278088

Brand
AMPCO
Item
Box End Wrench: Natural, 28 mm Head Size, 9 in Overall Lg, Std
Category
Metric, Single End, 12-Point, Box End Nonsparking Wrenches
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Technical Specifications

AMPCO
Manufacturer Part Number
4428
Type
Std
Overall Lg
9 in
Head Size
28 mm
Head Offset Angle
0°
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AMPCO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The AMPCO Box End Wrench: Natural is a metric, single-end, 12-point, box end nonsparking wrench. It features a 28 mm head size, 9 in overall length, standard design, and 0° head offset angle (MPN 4428). This tool is part of AMPCO's nonsparking product line.

Used in

Common applications for AMPCO
Oil and gas refinery maintenance — AMPCO combination wrench model 1512 for tightening flanges in classified areas
Chemical processing plant — AMPCO box-end wrench model 4422 for valve adjustment in volatile atmospheres
Grain handling facility — AMPCO open-end wrench model WO-22X23 for equipment repair in dust-hazard zones
Pharmaceutical manufacturing — AMPCO slotted screwdriver model S-39 for accessing control panels in cleanrooms
Mining operations — AMPCO impact socket model I-1D1-7/16 (4-PT) for heavy equipment maintenance underground
Aerospace fuel handling — AMPCO nut driver model ND-15MM for assembly of fuel system components

AMPCO Products

3G Electric supplies AMPCO metric, single end, 12-point, box end nonsparking wrenches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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