a pipe cutting device for plastics pipe , including two members pivoted together and carrying jaws which can be opened and closed by respective closing and opening movements of generally colinear handles of the members . the jaws carry rollers so that the jaws , when closed , bring the rollers into engagement with the periphery of the pipe to be cut in such a way that the device can be easily moved circumferentially around the pipe , one member carrying a cutting element which circumferentially cuts the pipe during such movement .