Button Super LCD Automatic Power Off Specifications: Measuring Range: 0-100mm/4", 0-150mm/6", 0-200mm/8", 0-300mm/12", 0-500mm/20", 0-600mm/24", 0-800mm/32", 0-1, 000mm/40" According With GB/T14899 Stanard Made Of Stainless Steel The Beam ...Read More