A comprehensive lineup of tapping tools! "1b + 30μm" has arrived!
This catalog provides a comprehensive introduction to the "STI series" taps for aluminum materials used with insert coil screws, handled by Yamawa Manufacturing Co., Ltd. "Insert coil screw taps" are taps used to process internal threads for inserting insert coils. They are used for purposes such as repairing or regenerating internal threads that have become damaged and unusable, or when there has been a failure in the internal thread processing. [Featured Products] ■AL-HT STI ■AL-SP STI ■AL-PO STI ■N-RS STI ■N-CT LA STI *For more details, please refer to the PDF document or feel free to contact us.
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【ANSI Standard Products】 ■ Spiral Tap for Insert Coils "SP STI" ■ Spiral Tap for Insert Coils - Nickel-Based Alloy "ZELX NI SP STI" ■ Point Tap for Insert Coils - Oxidation Treatment "PO OX STI" ■ Hand Tap for Insert Coils "HT STI" ■ Spiral Tap for Insert Coils - Oxidation Treatment "SP OX STI" ■ Point Tap for Insert Coils "PO STI" ■ Point Tap for Insert Coils - Nickel-Based Alloy "ZELX NI PO STI" ■ Hand Tap for Insert Coils - Oxidation Treatment "HT OX STI" *For more details, please refer to the PDF document or feel free to contact us.
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For more details, please refer to the PDF document or feel free to contact us.
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Since our founding in 1923, the YAMAWA Group has been dedicated to researching and developing the highest quality cutting tools—such as taps, dies, and center drills—to meet the ever-evolving technological needs of the market. Guided by the founding spirit of contributing to the progress and development of Japan’s machinery industry, we continue to pursue excellence as specialists in cutting tools. YAMAWA products are trusted across a wide range of industries, from space exploration and aerospace to automotive, shipbuilding, machine tools, home appliances, and IT-related sectors—both in Japan and worldwide. Staying true to our philosophy of providing “Reliable Screw Threads”, we constantly refine our technology and quality management systems. As Japan’s first tap manufacturer to obtain ISO 9001 certification, we take pride in our heritage while striving to advance innovation and deliver cutting tools that support manufacturing around the world.
