: H7/p6 (light press), H7/s6 (medium drive fit for gear hubs).
: High-precision location where parts need to be snug but removable. Examples : H7/k6 (locational transition for dowel pins). 2. ISO 286 Notation System Fit Tolerance
: The shaft is always larger than the hole, requiring force or thermal expansion/contraction for assembly. : H7/p6 (light press), H7/s6 (medium drive fit