PROTO Socket: Metric, 1/2 in Drive Size, 20 mm Socket Size, 12-Point, Std, Chrome
The PROTO Socket: Metric (SKU 3G-OTH-328659, MPN J5420M-TT) is a tether-ready hand socket with a 1/2 in drive size, 20 mm socket size, 12-point standard configuration, and a chrome finish. Manufactured by PROTO, this…
SKU 3G-OTH-328659
Also listed as: J5420MTT · J5420M TT
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: Metric (SKU 3G-OTH-328659, MPN J5420M-TT) is a tether-ready hand socket with a 1/2 in drive size, 20 mm socket size, 12-point standard configuration, and a chrome finish. Manufactured by PROTO, this socket is designed for metric fasteners and includes tether-ready capability for enhanced tool security.
Frequently Asked Questions
What is the PROTO J5420M-TT socket used for?
The PROTO J5420M-TT is a tether-ready hand socket used for tightening or loosening 20 mm metric fasteners with a 1/2 in drive ratchet or torque wrench. It is commonly applied in automotive, industrial maintenance, and assembly environments where tool security is required to prevent drops or loss.
What are the specifications of the PROTO J5420M-TT socket?
The PROTO J5420M-TT socket has a 1/2 in drive size, a 20 mm socket size, and a 12-point standard configuration. It features a chrome finish and is tether-ready for enhanced tool security. The manufacturer part number is J5420M-TT, and it is designed for metric fasteners.
Where to buy the PROTO J5420M-TT socket worldwide?
You can source the PROTO J5420M-TT socket worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we supply genuine PROTO tools to customers across multiple industries.
How to select the correct PROTO socket for metric fasteners?
To select the correct PROTO socket, match the socket size exactly to the fastener head dimension—for metric fasteners, use a 20 mm socket like the J5420M-TT. Ensure the drive size (1/2 in) fits your ratchet or torque wrench. Choose a 12-point configuration for higher torque applications and a tether-ready design for safety in elevated or confined workspaces.
Used in
Common applications for PROTOPROTO Products
3G Electric supplies PROTO tether-ready hand sockets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
