COBB absorption tester,absorption tester,COBB sample cutter, sample cutter, cutter, lab instrument. COBB absorption tester,absorption tester,COBB sample cutter, sample cutter, cutter, lab instrument.SPECIFICATIONS1. Sample Dimension:φ125mm2. Accuracy:±0.2mm3. Sampling Thickness:0.1-1.0mm COBB sample cutter