EXW Singapore — collect or forward from our Singapore office.

3G Electric
Describe the job or paste specifications. Press Enter or Search.
RFQ CartGet a QuoteSign inSign up
PROTO J49901/8ST Hex Bit Socket, 1/8 in Tip, 1 13/16 in Overall Length - Hex Bit Sockets
PROTOHex Bit Sockets

PROTO J49901/8ST Hex Bit Socket, 1/8 in Tip, 1 13/16 in Overall Length

The PROTO Socket Bit (SKU J49901/8ST, MPN J49901/8ST) is a hex bit socket with a 3/8 in drive size and a 1/8 in hex tip size. It features a Fixed Insert design and has an overall length of 1 13/16 in. This…

SKU 3G-OTH-305462

Also listed as: J499018ST · J49901 8ST · J49901-8ST

Brand
PROTO
Item
J49901/8ST Hex Bit Socket, 1/8 in Tip, 1 13/16 in Overall Length
Part Number
J49901/8ST
Category
Hex Bit Sockets
Available to Order
Also known as:J49901/8STPROTO
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

PROTO
Manufacturer Part Number
J49901/8ST
Type
Hex Tip, Fixed Insert
Overall Lg
1 13/16 in
Tip Size
1/8 in

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The PROTO Socket Bit (SKU J49901/8ST, MPN J49901/8ST) is a hex bit socket with a 3/8 in drive size and a 1/8 in hex tip size. It features a Fixed Insert design and has an overall length of 1 13/16 in. This PROTO-branded tool is intended for use with compatible drive tools.

Frequently Asked Questions

What is the PROTO J49901/8ST socket bit used for?

The PROTO J49901/8ST socket bit is used for driving hex fasteners in industrial assembly and maintenance tasks. Its 3/8 in drive size and 1/8 in hex tip make it suitable for precision work with compatible ratchets or drivers, commonly in automotive and machinery applications.

What are the specifications of the PROTO J49901/8ST hex bit socket?

The PROTO J49901/8ST hex bit socket has a 3/8 in drive size, a 1/8 in hex tip size, and a fixed insert design. Its overall length is 1 13/16 in. This PROTO-branded tool is designed for use with compatible drive tools and is identified by MPN J49901/8ST.

Where to buy the PROTO J49901/8ST socket bit worldwide?

You can source the PROTO J49901/8ST socket bit 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 on this PROTO hex bit socket.

How to select the correct PROTO hex bit socket for a job?

To select the correct PROTO hex bit socket, match the drive size (e.g., 3/8 in) to your ratchet or driver, and the tip size (e.g., 1/8 in) to the fastener. Consider the overall length for access. The J49901/8ST fixed insert design suits applications requiring a non-removable bit.

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.
Not sure this is the right part? Photo-identify it→

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from PROTO

View all PROTO parts →
This hex bit socket features a 17 mm hex tip with a fixed insert design. It has an overall length of 2 3/4 inches. Used for driving hex-head fasteners in assembly, maintenance, and repair tasks
PROTO
This hex bit socket features a 17 mm hex tip with a fixed insert design. It has an overall length of 2 3/4 inches. Used for driving hex-head fasteners in assembly, maintenance, and repair tasks
Fixed-insert hex bit socket with a 6 mm hex tip and 2-3/4 in overall length. Designed for driving hex-head fasteners in assembly, maintenance, and repair tasks where precise torque transfer is required
PROTO
Fixed-insert hex bit socket with a 6 mm hex tip and 2-3/4 in overall length. Designed for driving hex-head fasteners in assembly, maintenance, and repair tasks where precise torque transfer is required
Fixed insert hex bit socket with 9/16 in hex tip and 3-5/8 in overall length. Designed for driving hex fasteners in industrial assembly, maintenance, and repair tasks
PROTO
Fixed insert hex bit socket with 9/16 in hex tip and 3-5/8 in overall length. Designed for driving hex fasteners in industrial assembly, maintenance, and repair tasks
Fixed insert hex bit socket with 9 mm hex tip and 3/8 in drive size. Overall length of 2 23/32 in. Used for driving hex-head fasteners in assembly and maintenance tasks
PROTO
Fixed insert hex bit socket with 9 mm hex tip and 3/8 in drive size. Overall length of 2 23/32 in. Used for driving hex-head fasteners in assembly and maintenance tasks
Hex bit socket with a fixed insert design, featuring a 5/32 in hex tip and 6 3/32 in overall length. Used for driving hex-head fasteners in assembly, maintenance, and repair tasks
PROTO
Hex bit socket with a fixed insert design, featuring a 5/32 in hex tip and 6 3/32 in overall length. Used for driving hex-head fasteners in assembly, maintenance, and repair tasks
This hex bit socket features a 3/8 in hex tip and a fixed insert design. With a 3/8 in drive size and overall length of 2 23/32 in, it is suited for driving hex fasteners in assembly, maintenance, and repair tasks using ratchets or torque wrenches
PROTO
This hex bit socket features a 3/8 in hex tip and a fixed insert design. With a 3/8 in drive size and overall length of 2 23/32 in, it is suited for driving hex fasteners in assembly, maintenance, and repair tasks using ratchets or torque wrenches
This PROTO hex bit socket features a fixed insert design with a 1/4 in hex tip and a 3/8 in drive size. Overall length is 2 23/32 in. Used for driving hex-head fasteners in assembly, maintenance, and repair tasks
PROTO
This PROTO hex bit socket features a fixed insert design with a 1/4 in hex tip and a 3/8 in drive size. Overall length is 2 23/32 in. Used for driving hex-head fasteners in assembly, maintenance, and repair tasks

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first