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Proto 3G-OTH-315015 — Technical Specifications

Name: Proto 3G-OTH-315015 PROTO Crowfoot Socket Wrench: Alloy Steel, Chrome, 3/8 in Drive Size, 21 mm Head Size (MPN J4921MCF). Key specifications — attr309661: Alloy Steel; attr309662: Chrome; attr324934: PROTO.
Brand: Proto

The PROTO J4921MCF is a metric open end crowfoot wrench made of alloy steel with a chrome finish. It features a 3/8-inch drive size and a 21 mm head size, designed for use with standard ratchets and torque wrenches.

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Technical Specifications

Parameter	Value
Type	Chrome
Head Size	21 mm
Drive Size	3/8 in
Manufacturer Part Number	J4921MCF