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PROTO J4770-2.5M Hex Bit Socket - Hex Bit Sockets
PROTOHex Bit Sockets

PROTO J4770-2.5M Hex Bit Socket

The PROTO Socket Bit is a hex bit socket with a 1/4 in drive size and a 2.5 mm hex tip, featuring a fixed insert design. It has an overall length of 1 7/8 in and is identified by manufacturer part number J4770-2.5M.

SKU 3G-OTH-305227

Also listed as: J477025M · J4770 2 5M · J4770-2-5M

Brand
PROTO
Item
J4770-2.5M Hex Bit Socket
Part Number
J4770-2.5M
Category
Hex Bit Sockets
Available to Order
Also known as:J4770-2.5MPROTO
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Technical Specifications

PROTO
Manufacturer Part Number
J4770-2.5M
Type
Hex Tip, Fixed Insert
Overall Lg
1 7/8 in
Tip Size
2.5 mm

Technical Documents

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

Product Description

The PROTO Socket Bit is a hex bit socket with a 1/4 in drive size and a 2.5 mm hex tip, featuring a fixed insert design. It has an overall length of 1 7/8 in and is identified by manufacturer part number J4770-2.5M.

Frequently Asked Questions

What is the PROTO J4770-2.5M socket bit used for?

The PROTO J4770-2.5M socket bit is used for driving hex-head fasteners in assembly, maintenance, and repair tasks. Its 2.5 mm hex tip and 1/4 in drive size make it suitable for precision work in automotive, industrial, and mechanical applications where a fixed insert design provides secure engagement.

What are the specifications of the PROTO J4770-2.5M hex bit socket?

The PROTO J4770-2.5M is a fixed insert hex bit socket with a 1/4 in drive size and a 2.5 mm hex tip size. Its overall length is 1 7/8 in. The manufacturer part number is J4770-2.5M, and it is designed for reliable torque transfer in tight spaces.

Where to buy the PROTO J4770-2.5M socket bit worldwide?

You can source the PROTO J4770-2.5M socket bit 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 on this PROTO hex bit socket.

How to select the correct PROTO hex bit socket for your application?

To select the correct PROTO hex bit socket, match the drive size (e.g., 1/4 in) to your ratchet or driver, and the tip size (e.g., 2.5 mm) to the fastener. Consider overall length for access. The J4770-2.5M fixed insert design suits applications requiring a non-removable bit for consistent engagement.

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

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