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Proto 3G-OTH-300752 — Technical Specifications

Name: Proto 3G-OTH-300752 PROTO Combination Wrench: Alloy Steel, Black Oxide, 21 mm Head Size, 11 3/4 in Overall Lg, Offset (MPN J1221MBASD). Key specifications — attr309539: 21 mm; attr309567: Yes; attr324930: PROTO.
Brand: Proto

The PROTO J1221MBASD is a metric 12-point combination wrench made from alloy steel with a black oxide finish. It features a 21 mm head size and an 11 3/4 in overall length with an offset design.

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Technical Specifications

Parameter	Value
Type	Black Oxide, Offset
Head Size	21 mm
Overall Lg	11 3/4 in
Manufacturer Part Number	J1221MBASD