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Proto 3/8 Inch Drive 20 mm 12 Point Standard Socket

SKU# J5220M
5 out of 5 Customer Rating
Proto 3/8 Inch Drive 20 mm 12 Point Standard Socket, large image number 0
Proto 3/8 Inch Drive 20 mm 12 Point Standard Socket, large image number 1
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Proto 3/8 Inch Drive 20 mm 12 Point Standard Socket
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Product Details

Proto 3/8 Inch Drive 20 mm 12 Point Standard Socket
Proto

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Description

Proto 3/8 Inch Drive 20 mm 12 Point Standard Socket

The PROTO® J5220M 3/8-Inch Drive 20 mm 12-Point Standard Socket is built for professional technicians who demand strength, precision, and long-lasting performance. Featuring PROTO's innovative TorquePlus™ drive design, this metric socket grips the flats of fasteners instead of the corners, helping reduce fastener rounding while improving torque transfer. Constructed from high-strength alloy steel with a corrosion-resistant full-polish chrome finish, the J5220M is ideal for automotive, industrial, maintenance, and heavy equipment applications. Its 12-point opening provides quick engagement in tight spaces, making it an excellent addition to any professional socket set. Made in the USA and engineered to meet rigorous industry standards, this socket delivers dependable performance day after day.

California Proposition 65 Warning.

Features

20 mm Metric Socket – Fits 20 mm fasteners for automotive, industrial, and machinery maintenance.
3/8-Inch Drive – Compatible with all standard 3/8-inch drive ratchets, extensions, and torque wrenches.
TorquePlus™ Drive Design – Contacts the flats of fasteners instead of the corners for improved grip and torque transfer.
Reduces Fastener Rounding – Helps extend fastener life while improving removal of worn, rounded, or rusted bolts.
12-Point Opening – Allows faster socket engagement and easier access in confined work areas.
High-Strength Alloy Steel Construction – Built to withstand demanding professional applications.
Full-Polish Chrome Finish – Resists corrosion and wipes clean easily after use.
Standard (Shallow) Length Design – Ideal for everyday fastening tasks where space is limited.
Precision Machined – Delivers an accurate fit that minimizes slippage during use.
Made in the USA – Manufactured to meet stringent quality and performance standards.

Specifications

Brand Name
Proto
Assembled Depth (in)
1.100
Assembled Weight (lbs)
0.17
Assembled Width (in)
1.000
Country of Origin
United States
Length
1 in

MFG Part # (OEM)
J5220M

Material
Metal
Meets ANSI or OSHA Standards
No
Overall Width (in)
1.000 IN
Package Contents
PROTO® J5220M 3/8-Inch Drive 20 mm 12-Point Standard Socket

Product Condition
New

Restrictions
No Restrictions

UPC
662679161637

Warranty Type
No Manufacturer's Warranty
Weight (lbs)
0.170 LB

Customer Reviews

From The Manufacturer