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PROTO Socket Bit: 3/8 in Drive Size, Hex Tip, 1/8 in Tip Size, 6 3/32 in Overall Lg - Hex Bit Sockets
PROTOHex Bit Sockets

PROTO Socket Bit: 3/8 in Drive Size, Hex Tip, 1/8 in Tip Size, 6 3/32 in Overall Lg

The PROTO Socket Bit (SKU J49901/8XL, MPN J49901/8XL) 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 6 3/32 in. This…

SKU 3G-OTH-305446

Also listed as: J499018XL · J49901 8XL · J49901-8XL

Brand
PROTO
Item
Socket Bit: 3/8 in Drive Size, Hex Tip, 1/8 in Tip Size, 6 3/32 in Overall Lg
Category
Hex Bit Sockets
Available to Order
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

PROTO
Manufacturer Part Number
J49901/8XL
Type
Hex Tip, Fixed Insert
Overall Lg
6 3/32 in
Tip Size
1/8 in

Technical Documents

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

Product Description

The PROTO Socket Bit (SKU J49901/8XL, MPN J49901/8XL) 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 6 3/32 in. This PROTO-branded tool is intended for use with compatible drive tools.

Frequently Asked Questions

What is the PROTO Socket Bit J49901/8XL used for?

The PROTO Socket Bit J49901/8XL is a hex bit socket used for driving hex-head fasteners in industrial assembly, maintenance, and repair tasks. Its 3/8 in drive size and 1/8 in hex tip make it suitable for precision work with compatible ratchets or drivers.

What are the specifications of the PROTO Socket Bit J49901/8XL?

The PROTO Socket Bit J49901/8XL has a 3/8 in drive size, a 1/8 in hex tip size, and a fixed insert design. Its overall length is 6 3/32 in. The manufacturer part number is J49901/8XL, and it is branded by PROTO.

Where to buy the PROTO Socket Bit J49901/8XL worldwide?

You can source the PROTO Socket Bit J49901/8XL through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring the tool reaches your facility reliably.

How to select the correct PROTO Socket Bit for my application?

To select the correct PROTO Socket Bit, match the drive size to your ratchet or driver (e.g., 3/8 in), the tip size to the fastener (e.g., 1/8 in hex), and choose the appropriate length for access. The fixed insert design suits applications requiring a permanent bit.

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

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