PROTO Socket Bit: 3/8 in Drive Size, Hex Tip, 3/16 in Tip Size, 6 3/32 in Overall Lg
The PROTO Socket Bit (MPN J49903/16XL) is a hex bit socket with a 3/8 in drive size and a 3/16 in hex tip size, featuring a fixed insert design. It has an overall length of 6 3/32 in and is manufactured by PROTO.
SKU 3G-OTH-305200
Also listed as: J4990316XL · J49903 16XL · J49903-16XL
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 J49903/16XL) is a hex bit socket with a 3/8 in drive size and a 3/16 in hex tip size, featuring a fixed insert design. It has an overall length of 6 3/32 in and is manufactured by PROTO.
Frequently Asked Questions
What is the PROTO J49903/16XL socket bit used for?
The PROTO J49903/16XL hex bit socket is used for driving hex-head fasteners in industrial assembly, maintenance, and repair tasks. Its 3/8 in drive and 3/16 in hex tip suit applications across machining, material handling, and pneumatics where precise torque is required.
What are the specifications of the PROTO J49903/16XL hex bit socket?
The PROTO J49903/16XL is a fixed-insert hex bit socket with a 3/8 in drive size, 3/16 in hex tip size, and 6 3/32 in overall length. It is manufactured by PROTO and designed for heavy-duty use in industrial environments.
Where to buy the PROTO J49903/16XL socket bit worldwide?
3G Electric supplies the PROTO J49903/16XL hex bit socket to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this PROTO tool.
How to select the correct hex bit socket for a 3/16 in fastener?
Match the hex tip size exactly to the fastener head—here 3/16 in. Ensure the drive size (3/8 in) fits your ratchet or driver. For extended reach applications, the 6 3/32 in overall length of the PROTO J49903/16XL provides access in tight 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.
