hole 111 the nosepieces 20 are interchangeably mounted in the pulling unit 13 and the corresponding nosepiece fixing holes 111 each of the nosepieces 20 has a mandrel through hole 21 having a matching diameter corresponding to the mandrel 42 of blind rivets 40 the wrench 30 can be received in and removed from the storage slot of the fixed handle 11 users can use the wrench 30 to assemble or disassemble the nosepieces 20 to select where they are mounted besides with reference to fig8 an air hydraulic rivet tool has a body 50 and multiple nosepieces 20 the body 50 has a base 51 a pressure tank 52 and a hydraulic pulling unit 53 with reference to fig9 the base 51 has multiple nosepiece fixing holes not shown multiple rivet body measuring holes 511 and a flange 512 the nosepiece fixing holes and the rivet body measuring holes 511 are formed through a bottom of the base 51 texts associated with specifications of rivet bodies and a drawing of rivet body are marked beside the corresponding rivet body measuring holes 511 the flange 512 is formed on and protrudes downwardly from an edge of the bottom of the base 51 in the present embodiment diameters of the rivet body measuring holes 511 formed through the bottom of the base 51 are u215b u2033 3 0 or 3 2 mm 5 32 u2033 4 0 mm 3 16 u2033 4 8 mm or 5 0 mm 6 0 mm and u00bc u2033 6 4 mm the pressure tank 52 is mounted on a top of the base 51 and has a.