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

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

The PROTO J4990-6MXL is a hex bit socket with a 3/8 in drive size and a 6 mm hex tip. It features a fixed insert design and has an overall length of 6 3/32 in. This PROTO socket bit is suitable for use with hex…

SKU 3G-OTH-305241

Brand
PROTO
Item
Socket Bit: 3/8 in Drive Size, Hex Tip, 6 mm Tip Size, 6 3/32 in Overall Lg
Category
Hex Bit Sockets
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Technical Specifications

PROTO
Manufacturer Part Number
J4990-6MXL
Type
Hex Tip, Fixed Insert
Overall Lg
6 3/32 in
Tip Size
6 mm
View Full Spec Sheet

Technical Documents

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

Product Description

The PROTO J4990-6MXL is a hex bit socket with a 3/8 in drive size and a 6 mm hex tip. It features a fixed insert design and has an overall length of 6 3/32 in. This PROTO socket bit is suitable for use with hex fasteners.

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 J4990-6MXL hex bit socket used for?

The PROTO J4990-6MXL is a hex bit socket used to drive or remove hex fasteners. It is commonly applied in automotive repair, machinery assembly, and industrial maintenance where a 6 mm hex tip is required. The 3/8 in drive size fits standard ratchets and torque wrenches.

What are the specifications of the PROTO J4990-6MXL?

The PROTO J4990-6MXL has a 3/8 in drive size, a 6 mm hex tip, and an overall length of 6 3/32 in. It features a fixed insert design and is manufactured by PROTO under part number J4990-6MXL. The hex tip is suitable for standard hex fasteners.

Where to buy the PROTO J4990-6MXL worldwide?

3G Electric supplies the PROTO J4990-6MXL hex bit socket to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this PROTO socket bit.

How to select the correct hex bit socket size?

To select the correct hex bit socket, match the tip size to your fastener's hex socket dimension. For the PROTO J4990-6MXL, the 6 mm tip fits 6 mm hex fasteners. Ensure the drive size (3/8 in) is compatible with your ratchet or driver. Always verify fastener type before use.

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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