The compass cutter is made high quality carbide wheel and stainless steel, mainly used to cut round shape glass, it is durable and have long service life. The circle cutter is adjustable, the scales on the lever is precise and distinct, which is easy to read. The round knob handle makes the cutting operation more convenient. The compass cutter have different size, the length can from 0.6m to 4m, the cutting thickness is from 2mm to 19mm.