[A20USQ3 to A20USQ4] VESSEL Universal Socket Adapter, Single Item (2 Sizes Available)

VESSEL SKU: A20USQ3
Size
Selling price (Please note that the price is displayed excluding tax for carts compatible with both Japan and overseas.)
Regular Price $533.00
Regular Price Selling Price $533.00
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Specifications of the selected size
Part No.
A20USQ3
Overall length
77mm
Dimensions
Weight
78g
JAN
4907587357205
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  • Shipping schedule: Expected to ship within 1-5 business days. We will generally contact you via email after your order.
  • This product is available for pre-order: Delivery date will be communicated via email after your order.
Including tax View the shipping table. If shipping charges apply, they will be calculated and added at checkout.

※ Only one item of the selected size (part number) will be delivered.

VESSEL
[A20USQ3 to A20USQ4]
Universal Socket Adapter

●A universal adapter that lets you use the sockets you already own.
●Available with the most common 9.5mm/12.7mm drive sizes.
●Suitable for bolt and nut work in tight, confined spaces.
●Application: Socket adapter.

Part No. Size Tip Type Tip Size Outer diameter of socket (mm) Overall length of body (mm) Weight of body (g) JAN Price
A20USQ3 3/8″SQ 9.5mm Adapter 3/8"SQ(9.5mm) 20 77 78 4907587357205 1,800 yen
A20USQ4 1/2″SQ 12.7mm Adapter 1/2"SQ(12.7mm) 23 84 112 4907587357212 2,370 yen

Country of origin: Japan

Precautions
●Always wear safety glasses when working.
●Do not use tools for any purpose other than their intended use.
●Use a size that matches the screw.
●Do not apply excessive force.
●Never run the tool idle when attached to a power tool.
●Make sure the power source is completely disconnected before attaching or replacing bits.
●[For users inserting this product into an Impact Driver or drill driver] The hex shank of this product is a Japanese specification, with a longer distance from the insertion end to the retaining groove. With American or European Impact Drivers that have a short anvil (insertion section), the product may not click into place and may come loose. In that case, attach a Japanese-specification drill chuck (bit adapter) to the Impact Driver and insert this product into it. It can then be used without coming loose.

VESSEL official catalog: A20USQ3 to A20USQ4

Google Product Category
English: Hardware > Tool Accessories
Japanese: DIY Supplies > Tool Accessories
Category ID: 3650

●Shipping cost
Shipping cost for your destination is shown in the cart.

●Duties & taxes
US & EU: duties and VAT are prepaid at checkout (DDP), nothing to pay on delivery.
Other countries: duties and taxes are paid on delivery (DDU).

●Why our terms change
Customs rules keep changing: the US abolished its duty-free threshold (August 2025) and the EU changed its customs rules (July and November 2026). We adjust our carriers and DDP/DDU terms provisionally. If the terms differ from a previous order, this is why.

→ See our full Shipping Policy

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