With step measurement. With data presetting function. Absolute measurement and comparison measurement conversion at any position. Metric/Inch system conversion at any position. Resolution: 0.01mm/0.0005" Item No. Range (mm/in) A (mm) B (mm) C (mm) D (mm) 101-5000 0-500/20" 100/125/150 10 12 25 101-5001 0-600/24" 100/125/150 10 12 25 101-5002 0-800/32" 125/150/200 20 18 32 101-5003 0-1000/40" 125/150/200 20 18 32 101-5004 0-1500/60" 125/150/200 20 20 48 101-5005 0-2000/80" 150/200/300 20 20 48 101-5006 0-2500/100" 150/200/300 20 20 48 101-5007 0-3000/120" 150/200/300 20 20 48