water level is with two columnar vials and with from 1M,1.5M to 100M plastic tubes which is used by conventional measuring.  JINHUA YIJIATOOLS is professional manufacturer of various types level and YIJIA level  sell well to world wide country at our excellent quality, timely delivery and competitive prices. water level is with two columnar vials and with from 1M, 1.5M to 100M plastic tubes, which is used by conventional measuring.Packing: colour card blister packing.Columnar vials size:  Outer Diameter 8mm; innter Diameter 6mm.Columnar vials material: PVCPlastic tube size: 5M, 10M, 15M, 20M...Plastic tube material: PC Welcome to inquire, thanks your cooperation.

water level