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PROTO Socket Bit Set: 1 - 25 Pieces, 1/4 in Drive Size, 4 Pieces - Hex Bit Socket Sets
PROTOHex Bit Socket Sets

PROTO Socket Bit Set: 1 - 25 Pieces, 1/4 in Drive Size, 4 Pieces

The PROTO Socket Bit Set (SKU 3G-OTH-310709, MPN J4770-11) is a 25-piece hex bit socket set with a 1/4 in drive size and a tip size range of 1/2 in to 9/16 in. It features a fixed insert design and is manufactured by…

SKU 3G-OTH-310709

Also listed as: J477011 · J4770 11

Brand
PROTO
Item
Socket Bit Set: 1 - 25 Pieces, 1/4 in Drive Size, 4 Pieces
Category
Hex Bit Socket Sets
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
J4770-11
Type
- 25 Pieces
Pieces
4
Drive Size
1/4 in
Tip Size Range
1/2 in to 9/16 in

Technical Documents

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

Product Description

The PROTO Socket Bit Set (SKU 3G-OTH-310709, MPN J4770-11) is a 25-piece hex bit socket set with a 1/4 in drive size and a tip size range of 1/2 in to 9/16 in. It features a fixed insert design and is manufactured by PROTO.

Frequently Asked Questions

What is the PROTO J4770-11 socket bit set used for?

The PROTO J4770-11 socket bit set is used for driving hex fasteners in industrial assembly, maintenance, and repair applications. It is suitable for mechanics and technicians working on machinery, automotive, or equipment where precise torque and secure bit retention are required.

What are the specifications of the PROTO J4770-11 socket bit set?

The PROTO J4770-11 is a 25-piece hex bit socket set with a 1/4 in drive size and a tip size range of 1/2 in to 9/16 in. It includes 4 pieces with a fixed insert design. The manufacturer part number is J4770-11, and it is made by PROTO.

Where to buy the PROTO J4770-11 socket bit set worldwide?

You can source the PROTO J4770-11 socket bit set worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the right PROTO socket bit set for my application?

To select the right PROTO socket bit set, match the drive size (1/4 in) and tip size range (1/2 in to 9/16 in) to your fasteners. Consider the fixed insert design for secure bit retention. For heavy-duty use, ensure the set meets your torque requirements and workspace constraints.

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 hex bit socket sets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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