PROTO Socket Bit: 3/8 in Drive Size, Hex Tip, 6 mm Tip Size, 2 23/32 in Overall Lg
The PROTO Socket Bit (SKU 3G-OTH-305456, MPN J4990-6M-TT) 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 2 23/32 in. This industrial…
SKU 3G-OTH-305456
Also listed as: J49906MTT · J4990 6M TT
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.
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Product Description
The PROTO Socket Bit (SKU 3G-OTH-305456, MPN J4990-6M-TT) 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 2 23/32 in. This industrial tool is manufactured by PROTO.
Frequently Asked Questions
What is the PROTO J4990-6M-TT socket bit used for?
The PROTO J4990-6M-TT is a hex bit socket used for driving hex-head fasteners in industrial assembly, maintenance, and repair tasks. Its 3/8 in drive and 6 mm hex tip suit automotive, machinery, and equipment applications where precise torque transfer is required.
What are the specifications of the PROTO J4990-6M-TT?
The PROTO J4990-6M-TT is a fixed-insert hex bit socket with a 3/8 in drive size, 6 mm hex tip, and overall length of 2 23/32 in. It is manufactured by PROTO under MPN J4990-6M-TT and is designed for industrial use.
Where to buy the PROTO J4990-6M-TT worldwide?
3G Electric supplies the PROTO J4990-6M-TT worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this PROTO hex bit socket for your operations.
How to select the correct PROTO socket bit for my application?
To select the correct PROTO socket bit, match the drive size (e.g., 3/8 in) to your ratchet or driver, and the tip size (e.g., 6 mm hex) to the fastener. Consider overall length for access. The J4990-6M-TT fixed insert design suits standard hex-head bolts in confined spaces.
Used in
Common applications for PROTOPROTO 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.
