B PERFORMING OPERATIONS; TRANSPORTING
B23 MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23P METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
B23P19/00 Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
B23P19/02 for connecting objects by press fit or for detaching same
B23P19/027 using hydraulic or pneumatic means