PROTO Socket: SAE, 1/2 in Drive Size, 1 1/4 in Socket Size, 12-Point, Std, Chrome
The PROTO Socket: SAE is a 1/2" Drive Hand Socket, model J5440, featuring a 1 1/4" socket size with a 12-point standard configuration. It is constructed from chrome, as specified by the manufacturer.
SKU 3G-OTH-317438
Also listed as: J 5440 · J-5440
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: SAE is a 1/2" Drive Hand Socket, model J5440, featuring a 1 1/4" socket size with a 12-point standard configuration. It is constructed from chrome, as specified by the manufacturer.
Frequently Asked Questions
What is the PROTO J5440 socket used for?
The PROTO J5440 socket is used for tightening or loosening fasteners with a 1 1/4-inch hex head, typically in automotive, industrial, and mechanical maintenance applications. Its 1/2-inch drive size and 12-point design provide secure engagement on hex nuts and bolts, reducing rounding risk.
What are the specifications of the PROTO J5440 socket?
The PROTO J5440 is a 1/2-inch drive hand socket with a 1 1/4-inch socket size, 12-point standard configuration, and chrome construction. It is manufactured by PROTO under part number J5440. The chrome finish offers corrosion resistance and durability for repeated use in demanding environments.
Where to buy the PROTO J5440 socket worldwide?
You can source the PROTO J5440 socket through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine PROTO tools to industrial buyers internationally.
How to select the correct PROTO socket for a job?
To select the correct PROTO socket, match the drive size (e.g., 1/2 inch) to your ratchet or wrench, and the socket size (e.g., 1 1/4 inch) to the fastener head. Choose 12-point for hex fasteners or 6-point for higher torque. Chrome sockets suit general use; impact-rated sockets are needed for power tools.
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.
