Welding machine

H12B20 Nozzle Genuine Spare Part for OTC DAIHEN

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OTC DAIHEN H12B20 Metal Nozzle – Genuine for AW-12 TIG Welding Torch

This page showcases the OTC DAIHEN H12B20 metal nozzle, a genuine spare part used on the AW-12 argon arc (TIG) welding torch. Made of durable metal and imported from Japan, this nozzle offers superior heat resistance and longevity compared to ceramic alternatives. Below you will find photos, specifications, and ordering information.

OTC DAIHEN H12B20 genuine metal nozzle for AW-12 TIG welding torch

Product Overview

The H12B20 is a genuine OTC DAIHEN metal nozzle designed for the AW-12 water‑cooled TIG welding torch. Its metal construction provides excellent durability and thermal conductivity, making it ideal for high‑temperature applications. With an inner diameter of 9.5mm, it ensures precise gas coverage and consistent arc performance. This nozzle is imported from Japan and represents a premium alternative to standard ceramic nozzles.

OTC DAIHEN H12B20 metal nozzle side view

Specifications

Part Number: H12B20
Description: Metal nozzle for TIG welding torch
Inner Diameter: 9.5 mm
Applicable Torch: OTC DAIHEN AW-12 water‑cooled TIG torch
Material: High‑temperature metal alloy
Origin: Japan – genuine OTC DAIHEN production

Close-up of OTC DAIHEN H12B20 metal nozzle

Explore More AW-12 Torch Parts

For a complete exploded view and order numbers of the AW-12 argon arc welding torch, please visit: AW-12 original OTC water‑cooled argon arc welding gun decomposition introduction.

Why Choose Genuine OTC DAIHEN Nozzles?

Using authentic OTC DAIHEN H12B20 metal nozzles ensures precise fit, optimal gas flow, and exceptional durability. Non‑OEM nozzles may degrade quickly or affect weld quality. As an authorized OTC DAIHEN distributor, we supply only 100% original, factory‑sealed parts.