PROTO Socket: SAE, 1/2 in Drive Size, 1 1/4 in Socket Size, 6-Point, Std, Chrome
The PROTO J5440H is a 1/2" Drive Hand Socket, SAE, with a 1 1/4" socket size and 6-point standard configuration. It features a Chrome finish and is not tether capable. This socket is manufactured by PROTO.
SKU 3G-OTH-04519
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 J5440H is a 1/2" Drive Hand Socket, SAE, with a 1 1/4" socket size and 6-point standard configuration. It features a Chrome finish and is not tether capable. This socket is manufactured by PROTO.
Frequently Asked Questions
What is the PROTO J5440H socket used for?
The PROTO J5440H is a 1/2 inch drive, 1 1/4 inch SAE 6-point chrome socket designed for heavy-duty fastening and loosening tasks in automotive, industrial, and mechanical maintenance applications.
What are the specifications of the PROTO J5440H socket?
The PROTO J5440H is a 1/2 inch drive, 1 1/4 inch SAE 6-point standard chrome socket. It is not tether capable and is manufactured by PROTO under part number J5440H.
Where to buy the PROTO J5440H socket in Singapore?
You can source the PROTO J5440H socket through 3G Electric in Singapore. We handle logistics, customs clearance, and delivery to your facility, ensuring you receive genuine PROTO tools for your operations.
How to select the correct PROTO socket size for my application?
To select the correct PROTO socket, match the drive size (1/2 inch) to your ratchet or torque wrench, and choose the socket size (1 1/4 inch) that fits your fastener. Always use a 6-point socket for maximum grip on hex fasteners.
Used in
Common applications for PROTOPROTO Products
3G Electric supplies PROTO 1/2" drive hand sockets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
