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The Swiss company KOENIG's "EXPANDER series" is a plug that easily seals "holes (blind holes)" in automotive-related equipment such as ABS and cylinder heads, as well as hydraulic equipment. We offer the "MB series," which can be simply driven in, and the "SK/LK series," which can be easily pulled out. Automation of installation is possible, enhancing the design flexibility of the products. 【Features】 ■ Unique surface contact seal prevents leaks even at high pressure! (Guaranteed pressure resistance up to 500 bar) ■ No adhesive required! Easy installation without special techniques! ■ No need for post-processing like sealing tape! Significant reduction in man-hours. *For more details, please refer to the materials available for download in the "Download Catalog" section.

ISO TS16949 Certification Obtained - High-Pressure Expandable Plug for Insertion A plug to fill unnecessary holes created during processing. - Easy installation by simply inserting - No adhesive required - Large processing hole tolerance - No reaming required ⇒ Significant reduction in man-hours - Purely mechanical seal - Unique surface contact seal ⇒ High reliability with no debris, no leaks, and no scratches Matsui Co., Ltd. is the exclusive distributor for Kuenik Expandable Plugs in Japan!! *For more details, please refer to the materials available by "Downloading the Catalog."

ISO TS16949 certification obtained - High-pressure compatible pull-out type expander Plugs to fill unnecessary holes created during processing - Simple process of just inserting and pulling - No adhesives required - Large machining hole tolerance - No reaming required ⇒ Significant reduction in labor hours - Pure mechanical seal - Unique surface contact seal ⇒ High reliability with no debris, no leaks, and no scratches Matsui Co., Ltd. is the exclusive distributor for Koenig expander plugs in Japan! *For more details, please refer to the materials available by clicking "Download Catalog."

ISO TS16949 certification obtained - Low-pressure compatible pull-out type expander plug for filling unnecessary holes created during processing. - Simple process of inserting into the processing hole and pulling out - No adhesives required - Large processing hole tolerance - No reaming required ⇒ Significant reduction in man-hours - Pure mechanical seal - Unique surface contact seal ⇒ High reliability with no debris, no leaks, and no scratches Matsui Co., Ltd. is the exclusive distributor for Kuenic expander plugs in Japan! *For more details, please refer to the materials available by downloading the catalog.

The Swiss company KOENIG's "EXPANDER series" is a plug that can easily seal "holes (blind holes)" in automotive-related equipment such as ABS and cylinder heads, as well as hydraulic equipment. We offer the "MB・LP series" that can be simply driven in, and the "SK・HK・LK series" that can be pulled out. Automation of installation is possible, enhancing the design flexibility of the products. 【Features】 ■ Unique surface contact seal prevents leaks even under high pressure! (Guaranteed pressure resistance up to 500 bar) ■ No adhesive required! Easy installation without special techniques! ■ No need for post-processing like sealing tape! Significant reduction in man-hours. *For more details, please refer to the materials available by "downloading the catalog."

The Swiss company KOENIG's "EXPANDER series" is a plug that can easily seal "holes (blind holes)" in automotive-related equipment such as ABS and cylinder heads, as well as hydraulic equipment. We offer the "MB series," which can be simply driven in, and the "SK/LK series," which can be easily pulled out. Automation of installation is possible, enhancing the design flexibility of the products. 【Features】 ■ Unique surface contact seal prevents leaks even under high pressure! (Guaranteed pressure resistance up to 500 bar) ■ No adhesive required! Easy installation without the use of special techniques! ■ No need for post-processing like sealing tape! Significantly reduces man-hours. *For more details, please refer to the materials available by "downloading the catalog."