The medium back cap for HW9/20 torches, manufactured by Weldmark by CK Worldwide, is an essential component designed specifically for use with torches 9 and 20. This durable back cap ensures optimal performance during TIG welding, providing a reliable seal that enhances the efficiency of your welding process. Crafted with precision, it is a crucial part of your welding consumables that supports consistent results and contributes to the longevity of your equipment. Made in China, this back cap is a practical choice for both professionals and hobbyists looking to maintain their welding tools in top condition.