PROTO Socket Bit: 3/8 in Drive Size, Hex Tip, 6 mm Tip Size, 2 3/4 in Overall Lg
The PROTO Socket Bit (MPN J4990R-6M) is a hex bit socket with a 3/8 in drive size and a 6 mm hex tip size, featuring a fixed insert design. It has an overall length of 2 3/4 in and is manufactured by PROTO.
SKU 3G-OTH-305545
Also listed as: J4990R6M · J4990R 6M
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 (MPN J4990R-6M) is a hex bit socket with a 3/8 in drive size and a 6 mm hex tip size, featuring a fixed insert design. It has an overall length of 2 3/4 in and is manufactured by PROTO.
Frequently Asked Questions
What is the PROTO J4990R-6M socket bit used for?
The PROTO J4990R-6M hex bit socket is used for driving hex-head fasteners in industrial assembly, maintenance, and repair applications. Its 3/8 in drive and 6 mm hex tip make it suitable for automotive, manufacturing, and mechanical tasks requiring precise torque transfer.
What are the specifications of the PROTO J4990R-6M socket bit?
The PROTO J4990R-6M is a fixed-insert hex bit socket with a 3/8 in drive size, a 6 mm hex tip size, and an overall length of 2 3/4 in. It is manufactured by PROTO under MPN J4990R-6M and is designed for heavy-duty fastening applications.
Where to buy the PROTO J4990R-6M socket bit worldwide?
3G Electric supplies the PROTO J4990R-6M socket bit worldwide. As 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 my application?
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., 6 mm) to the fastener head. Ensure the bit type (fixed insert) suits your access requirements. PROTO offers various lengths and tip styles for different tasks.
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.
