ワイズホールディングス5955.T>が大幅高で、年初来高値を更新した。同社はきょう、グループのヤマシナが特許出願中であった新開発の樹脂用スレッドフォーミング（タッピング）スクリューに関する「タッピンねじ及びこれを用いた締結構造」が登録査定に ...

SECO TOOLS launched a new thread cutting and forming taps product line that encompasses three performance levels, allowing manufacturers to cost-effectively match the right tap to their particular ...

The strength of some internal threads is more sensitive to tap diameter than previously thought. • Cold-formed threads are no stronger than cut threads when holes are correctly sized. • Cut threads ...