... lever lock water pump coupling 1.material:carbon steel 2.size:2"to 8" 3.parts:female and male tail, lever ... BTS800 194MM 14.50KGS 1.Name:lever lock water pump coupling with thread2.Material: ... galvanized steel or S/S3.parts: male tail, female tail, lever ... and tunneling, civil engineering project, emergency water supply,dewatering and drainage8.delivery date: 30 ...