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3G Electric
PROTO J5528HL 3/4" Drive 7/8" Deep Socket, 6-Point, Satin Finish - 3/4" Drive Hand Sockets
PROTO3/4" Drive Hand Sockets

PROTO J5528HL 3/4" Drive 7/8" Deep Socket, 6-Point, Satin Finish

The PROTO Socket: SAE is a 3/4" Drive Hand Socket, model J5528HL, featuring a 7/8" socket size, 6-point deep design, and a satin finish. This PROTO-branded socket is not tether capable.

SKU 3G-OTH-315054

Brand
PROTO
Item
J5528HL 3/4" Drive 7/8" Deep Socket, 6-Point, Satin Finish
Part Number
J5528HL
Category
3/4" Drive Hand Sockets
Available to Order
Also known as:J5528HLPROTO
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Technical Specifications

PROTO
Manufacturer Part Number
J5528HL
Type
6-Point, Deep, Satin, Not Tether Capable
Socket Size
7/8 in
Drive Size
3/4 in

Technical Documents

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

Product Description

The PROTO Socket: SAE is a 3/4" Drive Hand Socket, model J5528HL, featuring a 7/8" socket size, 6-point deep design, and a satin finish. This PROTO-branded socket is not tether capable.

Frequently Asked Questions

What is the PROTO J5528HL socket used for?

The PROTO J5528HL is a 3/4" drive, 7/8" SAE deep socket designed for heavy-duty fastening and loosening of hex nuts and bolts in industrial maintenance, automotive repair, and assembly applications. Its 6-point design reduces fastener rounding, and the satin finish provides corrosion resistance.

What are the specifications of the PROTO J5528HL socket?

The PROTO J5528HL is a 3/4" drive hand socket with a 7/8" SAE socket size, 6-point deep profile, and satin finish. It is not tether capable. The manufacturer part number is J5528HL, and it is designed for professional-grade use in demanding environments.

Where to buy the PROTO J5528HL socket worldwide?

You can source the PROTO J5528HL socket through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine PROTO tools to industrial buyers internationally.

How to select the correct PROTO socket for a 7/8" fastener?

For a 7/8" hex fastener, select a 3/4" drive deep socket like the PROTO J5528HL. Ensure the drive size matches your ratchet or impact wrench, and choose a 6-point design for maximum torque transfer and reduced rounding. The satin finish offers durability in oily or corrosive environments.

Used in

Common applications for PROTO
Industrial maintenance — PROTO J6014CXCERT micrometer torque wrench for tightening fasteners to 50–250 ft-lb with tether capability.
Assembly operations — PROTO J6345A electronic torque wrench for 5–50 ft-lb control with audible and visual indicators.
Plumbing and mechanical — PROTO J812HD straight pipe wrench with 2 in jaw capacity for gripping and turning pipes.
Precision fastening — PROTO J61929 multi-bit screw and nut driver kit with 26 alloy steel bits for assembly and maintenance.
Tool organization — PROTO JUC3743-3SG heavy-duty utility cart with drawers, power strip, and padlock for shop floor use.
Metric fastener service — PROTO JSCVM-20SB 20-piece ratcheting combination wrench set covering 6 mm to 32 mm.
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PROTO Products

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

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