PROTO Flex Socket: 3/8 in Drive Size, 5/8 in Socket Size, 12-Point, Std, Chrome
The PROTO Flex Socket (MPN J5277A) is a 3/8" Drive SAE Flex Socket with a 5/8" socket size and 12-point standard configuration. It features a Chrome finish and is Not Tether Capable, as specified by the manufacturer…
SKU 3G-OTH-307965
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
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Product Description
The PROTO Flex Socket (MPN J5277A) is a 3/8" Drive SAE Flex Socket with a 5/8" socket size and 12-point standard configuration. It features a Chrome finish and is Not Tether Capable, as specified by the manufacturer PROTO.
Frequently Asked Questions
What is the PROTO Flex Socket J5277A used for?
The PROTO Flex Socket J5277A is used for turning fasteners in tight or awkward spaces where a straight socket cannot reach. Its flex design allows the socket to pivot, providing access to bolts and nuts in confined engine compartments, machinery, and industrial equipment. It is a standard 12-point chrome socket for general maintenance and repair.
What are the specifications of the PROTO Flex Socket J5277A?
The PROTO Flex Socket J5277A has a 3/8 in drive size and a 5/8 in socket size. It features a 12-point standard configuration with a chrome finish. The socket is not tether capable, as specified by PROTO. The manufacturer part number is J5277A. It is designed for professional use in automotive and industrial applications.
Where to buy the PROTO Flex Socket J5277A worldwide?
You can source the PROTO Flex Socket J5277A 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. 3G Electric supplies this PROTO socket to procurement teams and maintenance professionals internationally.
How to select the correct PROTO flex socket size?
To select the correct PROTO flex socket, match the drive size to your ratchet or tool (e.g., 3/8 in) and the socket size to the fastener head (e.g., 5/8 in). Confirm the point configuration (12-point for hex fasteners) and finish (chrome for corrosion resistance). For tethering requirements, note that the J5277A is not tether capable. Always verify the manufacturer part number J5277A.
Used in
Common applications for PROTOPROTO Products
3G Electric supplies PROTO 3/8" drive sae flex sockets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
