A pipe machining apparatus comprising: a first section (24A, 24B, 24C, 24D) including a first portion of a frame and a first portion of a tool carrier; a second section (24A, 24B, 24C, 24D) including a second portion of the frame and a second portion of the tool carrier, wherein the first section (24A, 24B, 24C, 24D) and the second section (24A, 24B, 24C, 24D) are adapted to be coupled together around at least a portion of a pipe, wherein the frame is adapted to be fixed relative to the pipe and the tool carrier is adapted to move relative to the frame and the pipe; and a hinge coupled to the first section (24A, 24B, 24C, 24D) and the second section (24A, 24B, 24C, 24D), wherein the hinge is adapted to allow movement of the first section (24A, 24B, 24C, 24D) and the second section (24A, 24B, 24C, 24D) relative to each other about the hinge, wherein the hinge includes a first lateral flange member coupled to the first section (24A, 24B, 24C, 24D) and a second lateral flange coupled to the second section (24A, 24B, 24C, 24D), wherein the first lateral flange member and the second lateral flange member are rotatably coupled to each other characterized by fasteners and elongated slots defined in one of the lateral flange members, said fasteners configured to pass through said slots and connect said lateral flange member to the respective portion of the frame, and to be loosened for uncoupling said lateral flange member from the respective section (24A, 24B, 24C, 24D) to which it was coupled prior to movement of first section (24A, 24B, 24C, 24D) and the second section (24A, 24B, 24C, 24D) relative to each another. a first section (24A, 24B, 24C, 24D) including a first portion of a frame and a first portion of a tool carrier; a second section (24A, 24B, 24C, 24D) including a second portion of the frame and a second portion of the tool carrier, wherein the first section (24A, 24B, 24C, 24D) and the second section (24A, 24B, 24C, 24D) are adapted to be coupled together around at least a portion of a pipe, wherein the frame is adapted to be fixed relative to the pipe and the tool carrier is adapted to move relative to the frame and the pipe; and a hinge coupled to the first section (24A, 24B, 24C, 24D) and the second section (24A, 24B, 24C, 24D), wherein the hinge is adapted to allow movement of the first section (24A, 24B, 24C, 24D) and the second section (24A, 24B, 24C, 24D) relative to each other about the hinge, wherein the hinge includes a first lateral flange member coupled to the first section (24A, 24B, 24C, 24D) and a second lateral flange coupled to the second section (24A, 24B, 24C, 24D), wherein the first lateral flange member and the second lateral flange member are rotatably coupled to each other characterized by fasteners and elongated slots defined in one of the lateral flange members, said fasteners configured to pass through said slots and connect said lateral flange member to the respective portion of the frame, and to be loosened for uncoupling said lateral flange member from the respective section (24A, 24B, 24C, 24D) to which it was coupled prior to movement of first section (24A, 24B, 24C, 24D) and the second section (24A, 24B, 24C, 24D) relative to each another.