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PROTO Impact Socket: 3/8 in Drive Size, SAE, 5/16 in Socket Size, 6-Point, Std - Magnetic Impact Sockets
PROTOMagnetic Impact Sockets

PROTO Impact Socket: 3/8 in Drive Size, SAE, 5/16 in Socket Size, 6-Point, Std

The PROTO Impact Socket (SKU 3G-OTH-302644, MPN J7210HF) is a 3/8 in drive size, SAE magnetic impact socket with a 5/16 in socket size and 6-point configuration. It features a standard length of 1 3/32 in overall and…

SKU 3G-OTH-302644

Brand
PROTO
Item
Impact Socket: 3/8 in Drive Size, SAE, 5/16 in Socket Size, 6-Point, Std
Category
Magnetic Impact Sockets
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

PROTO
Manufacturer Part Number
J7210HF
Type
SAE, 6-Point, Std
Overall Lg
1 3/32 in
Socket Size
5/16 in

Technical Documents

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PROTO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PROTO Impact Socket (SKU 3G-OTH-302644, MPN J7210HF) is a 3/8 in drive size, SAE magnetic impact socket with a 5/16 in socket size and 6-point configuration. It features a standard length of 1 3/32 in overall and a Black Oxide finish.

Frequently Asked Questions

What is the PROTO J7210HF impact socket used for?

The PROTO J7210HF is a 3/8 in drive, SAE magnetic impact socket designed for fastening and loosening 5/16 in hex fasteners in high-torque applications. Its magnetic retention holds bolts securely, making it ideal for automotive, industrial, and assembly-line work where speed and safety matter.

What are the specifications of the PROTO J7210HF impact socket?

The PROTO J7210HF has a 3/8 in drive size, 5/16 in SAE socket size, 6-point configuration, standard length, and 1 3/32 in overall length. It features a Black Oxide finish for corrosion resistance and is designed for impact tools. The manufacturer part number is J7210HF.

Where to buy the PROTO J7210HF impact socket worldwide?

3G Electric supplies the PROTO J7210HF impact socket to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for a quote and lead time on this magnetic impact socket.

How to select the correct PROTO impact socket size?

To select the correct PROTO impact socket, match the drive size (3/8 in) to your impact wrench, and choose the socket size (5/16 in) that fits your fastener head. Ensure the socket is SAE for inch-based fasteners and 6-point for maximum grip. The Black Oxide finish adds durability.

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 magnetic 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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