PROTO Socket Bit: 1/2 in Drive Size, Hex Tip, 5/16 in Tip Size, 3 1/4 in Overall Lg
The PROTO Socket Bit is a hex bit socket with a 1/2 in drive size and a 5/16 in hex tip size, featuring a fixed insert design. It has an overall length of 3 1/4 in and is identified by manufacturer part number J54415/16.
SKU 3G-OTH-305416
Also listed as: J5441516 · J54415 16 · J54415-16
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
Need installation or engineering help?
Ask a question
Product Description
The PROTO Socket Bit is a hex bit socket with a 1/2 in drive size and a 5/16 in hex tip size, featuring a fixed insert design. It has an overall length of 3 1/4 in and is identified by manufacturer part number J54415/16.
Frequently Asked Questions
What is the PROTO J54415/16 hex bit socket used for?
The PROTO J54415/16 hex bit socket is used for driving hex fasteners in industrial assembly, maintenance, and repair applications. Its 1/2 in drive and 5/16 in hex tip with fixed insert design provides secure engagement for high-torque tasks across machining, material handling, and other plant operations.
What are the specifications of the PROTO J54415/16 socket bit?
The PROTO J54415/16 is a hex bit socket with a 1/2 in drive size, 5/16 in hex tip size, and 3 1/4 in overall length. It features a fixed insert design and is identified by manufacturer part number J54415/16. PROTO is the brand, known for durable industrial hand tools.
Where to buy the PROTO J54415/16 hex bit socket worldwide?
3G Electric supplies the PROTO J54415/16 hex bit socket worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this and other PROTO tooling across 14 industrial departments.
How to select the correct hex bit socket for a 5/16 in fastener?
To select the correct hex bit socket, match the tip size exactly to the fastener head size—here 5/16 in. Ensure the drive size (1/2 in) fits your ratchet or impact wrench. A fixed insert design like the PROTO J54415/16 provides a permanent, non-removable bit for consistent torque transfer.
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.
