Mactech offers a wide range of size and quantity. We can cut 1” to 60” and all tooling and weld prep geometries are self designed and ground. Our low clearance line is light and fits in tight situations while still being very strong. Our machines are extremely rigid, accurate and precise with quick setup and great versatility. Many tasks can be performed such as sever, sever/bevel, counterbore and single point flange facing. Pipe Cutting Equipment Mactech’s Clamshell lathes are portable pipe cutting machines for in situ precision cutting and beveling of all pipe sizes, schedules and materials. Our line covers a wide range of pipe sizes from 2” to 60” OD and are designed so that minimal radial and axial clearance are required for easy installation on in-line closed loop pipe. Machtech offers clamshell lathes in a wide range of sizes.