A knife 10 is described comprising a knife body 12 of at least two part form, the knife body comprising a first body part 14 and a second body part 16, the first and second body parts 14, 16 cooperating with one another to allow a blade 18 to be secured thereto, the first and second body parts 14, 16 including interengaging formations 24, 26 which cooperate with one another such that sliding movement of the first body part 14 relative to the second body part 16 can occur, the formations 24, 26 securing the body parts 14, 16 to one another in a first relative position of the body parts 14, 16, and allowing separation of the body parts 14, 16 in a second relative position thereof, and a latch arrangement 28 whereby the first and second body parts 14, 16 can be latched against relative sliding movement from the first position towards the second position, the latch arrangement 28 comprising a resilient member carried by the first body part 14 and cooperable with the second body part 16 to latch the body parts 14, 16 against sliding movement towards the second position, and an opening 34 provided in the second body part 16 through which a tool, or part thereof, can be inserted to depress the resilient member and allow such sliding movement to occur.
