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PROTO Impact Socket: 3/4 in Drive Size, Metric, 21 mm Socket Size, 12-Point, Deep - 3/4" Drive Impact Sockets
PROTO3/4" Drive Impact Sockets

PROTO Impact Socket: 3/4 in Drive Size, Metric, 21 mm Socket Size, 12-Point, Deep

The PROTO Impact Socket (SKU 21GT70, MPN J07521MLT) is a 3/4" drive impact socket designed for industrial use. It features a 21 mm metric, 12-point, deep configuration with a Black Oxide finish. This socket is…

SKU 3G-OTH-293891

Brand
PROTO
Item
Impact Socket: 3/4 in Drive Size, Metric, 21 mm Socket Size, 12-Point, Deep
Category
3/4" Drive Impact Sockets
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Technical Specifications

PROTO
Manufacturer Part Number
J07521MLT
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PROTO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PROTO Impact Socket (SKU 21GT70, MPN J07521MLT) is a 3/4" drive impact socket designed for industrial use. It features a 21 mm metric, 12-point, deep configuration with a Black Oxide finish. This socket is manufactured by PROTO.

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 3/4" drive impact sockets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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PROTO Impact Socket: 3/4 in Drive Size, Metric, 22 mm Socket Size, 12-Point, Deep, Black Oxide (MPN J07522MLT). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 22 mm.
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PROTO Impact Socket: 3/4 in Drive Size, Metric, 22 mm Socket Size, 12-Point, Deep, Black Oxide (MPN J07522MLT). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 22 mm.
PROTO Impact Socket: 3/4 in Drive Size, Metric, 41 mm Socket Size, 12-Point, Deep, Black Oxide (MPN J07541MLT). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 41 mm.
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PROTO Impact Socket: 3/4 in Drive Size, Metric, 41 mm Socket Size, 12-Point, Deep, Black Oxide (MPN J07541MLT). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 41 mm.
PROTO Impact Socket: 3/4 in Drive Size, Metric, 23 mm Socket Size, 12-Point, Deep, Black Oxide (MPN J07523MLT). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 23 mm.
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PROTO Impact Socket: 3/4 in Drive Size, Metric, 23 mm Socket Size, 12-Point, Deep, Black Oxide (MPN J07523MLT). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 23 mm.
PROTO Impact Socket: 3/4 in Drive Size, Metric, 43 mm Socket Size, 12-Point, Deep, Black Oxide (MPN J07543MLT). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 43 mm.
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PROTO Impact Socket: 3/4 in Drive Size, Metric, 43 mm Socket Size, 12-Point, Deep, Black Oxide (MPN J07543MLT). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 43 mm.
PROTO Impact Socket: 3/4 in Drive Size, Metric, 32 mm Socket Size, 12-Point, Deep, Black Oxide (MPN J07532MLT). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 32 mm.
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PROTO Impact Socket: 3/4 in Drive Size, Metric, 32 mm Socket Size, 12-Point, Deep, Black Oxide (MPN J07532MLT). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 32 mm.
PROTO Impact Socket: 3/4 in Drive Size, Metric, 35 mm Socket Size, 12-Point, Deep, Black Oxide (MPN J07535MLT). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 35 mm.
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PROTO Impact Socket: 3/4 in Drive Size, Metric, 35 mm Socket Size, 12-Point, Deep, Black Oxide (MPN J07535MLT). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 35 mm.

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PROTO Impact Socket: 3/4 in Drive Size, Metric, 50 mm Socket Size, 12-Point, Std, Black Oxide (MPN J07550MT). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 50 mm.
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PROTO Impact Socket: 3/4 in Drive Size, Metric, 50 mm Socket Size, 12-Point, Std, Black Oxide (MPN J07550MT). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 50 mm.
PROTO Impact Socket: 3/4 in Drive Size, Metric, 42 mm Socket Size, 12-Point, Std, Black Oxide (MPN J07542MT). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 42 mm.
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PROTO Impact Socket: 3/4 in Drive Size, Metric, 42 mm Socket Size, 12-Point, Std, Black Oxide (MPN J07542MT). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 42 mm.
PROTO Impact Socket: 3/4 in Drive Size, SAE, 5/8 in Socket Size, 4-Point, Std, 2 in Overall Lg (MPN J07510SS). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 5/8 in.
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PROTO Impact Socket: 3/4 in Drive Size, SAE, 5/8 in Socket Size, 4-Point, Std, 2 in Overall Lg (MPN J07510SS). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 5/8 in.
PROTO Impact Socket: 3/4 in Drive Size, Metric, 25 mm Socket Size, 12-Point, Std, 2 in Overall Lg (MPN J07525MT). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 25 mm.
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PROTO Impact Socket: 3/4 in Drive Size, Metric, 25 mm Socket Size, 12-Point, Std, 2 in Overall Lg (MPN J07525MT). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 25 mm.
PROTO Impact Socket: 3/4 in Drive Size, SAE, 9/16 in Socket Size, 6-Point, Std, 1 7/8 in Overall Lg (MPN J07509). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 9/16 in.
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PROTO Impact Socket: 3/4 in Drive Size, SAE, 9/16 in Socket Size, 6-Point, Std, 1 7/8 in Overall Lg (MPN J07509). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 9/16 in.
PROTO Impact Socket: 3/4 in Drive Size, Metric, 28 mm Socket Size, 6-Point, Std, Black Oxide (MPN J07528M). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 28 mm.
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PROTO Impact Socket: 3/4 in Drive Size, Metric, 28 mm Socket Size, 6-Point, Std, Black Oxide (MPN J07528M). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 28 mm.
PROTO Impact Socket: 3/4 in Drive Size, SAE, 1 7/16 in Socket Size, 6-Point, Deep, Black Oxide (MPN J07523L). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 1-7/16 in.
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PROTO Impact Socket: 3/4 in Drive Size, SAE, 1 7/16 in Socket Size, 6-Point, Deep, Black Oxide (MPN J07523L). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 1-7/16 in.
PROTO Impact Socket: 3/4 in Drive Size, Metric, 21 mm Socket Size, 12-Point, Std, 2 in Overall Lg (MPN J07521MT). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 21 mm.
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PROTO Impact Socket: 3/4 in Drive Size, Metric, 21 mm Socket Size, 12-Point, Std, 2 in Overall Lg (MPN J07521MT). Key specifications — attr1215501: PROTO; attr1215515: Black Oxide; attr1215518: 21 mm.