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PROTO J49901/4ST Hex Bit Socket - Hex Bit Sockets
PROTOHex Bit Sockets

PROTO J49901/4ST Hex Bit Socket

The PROTO Socket Bit (SKU J49901/4ST, MPN J49901/4ST) is a hex bit socket with a 3/8 in drive size and a 1/4 in hex tip size. It features a fixed insert design and has an overall length of 1 13/16 in. This…

SKU 3G-OTH-305206

Also listed as: J499014ST · J49901 4ST · J49901-4ST

Brand
PROTO
Item
J49901/4ST Hex Bit Socket
Part Number
J49901/4ST
Category
Hex Bit Sockets
Available to Order
Also known as:J49901/4STPROTO
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

PROTO
Manufacturer Part Number
J49901/4ST
Type
Hex Tip, Fixed Insert
Overall Lg
1 13/16 in
Tip Size
1/4 in

Technical Documents

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

Product Description

The PROTO Socket Bit (SKU J49901/4ST, MPN J49901/4ST) is a hex bit socket with a 3/8 in drive size and a 1/4 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 suitable for industrial applications requiring a fixed hex bit socket.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the PROTO J49901/4ST socket bit used for?

The PROTO J49901/4ST hex bit socket is used for driving hex fasteners in industrial assembly, maintenance, and repair tasks. Its 3/8 in drive and 1/4 in hex tip suit applications across machining, material handling, and pneumatics where a fixed insert design provides reliable torque transfer.

What are the specifications of the PROTO J49901/4ST hex bit socket?

The PROTO J49901/4ST hex bit socket has a 3/8 in drive size, a 1/4 in hex tip size, and an overall length of 1 13/16 in. It features a fixed insert design and is branded PROTO. The manufacturer part number is J49901/4ST.

Where to buy the PROTO J49901/4ST hex bit socket worldwide?

3G Electric supplies the PROTO J49901/4ST hex bit socket worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on this PROTO-branded tool.

How to select the correct hex bit socket for industrial use?

Select a hex bit socket by matching the drive size to your ratchet or driver, the tip size to the fastener, and the overall length to access depth. For the PROTO J49901/4ST, use a 3/8 in drive with 1/4 in hex fasteners. Fixed insert designs suit high-torque applications without bit slippage.

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
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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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