Upgrade your toolkit with Tohnichi’s array of interchangeable heads, catering to a diverse range of tasks. Whether you require SH open heads suitable for piping tasks or AH adjustable open-end heads, we provide comprehensive solutions. Tohnichi’s SH-N models are equipped with a notch for expedited tightening, while PH pipe wrench heads offer sturdy clamping. Prioritize safety and precision with RH ring heads, and experience efficient tightening in confined spaces using QH ratchet heads. Opt for DH square drive heads for versatility and rely on HH hex heads for hex socket bolts. Additionally, our FH hook heads are ideal for bearing locknut applications. Explore our product range for availability and pricing details.