... ",2",3",4",5",6.5" 3.Material:40# Steel/1040/40CR 4.easy to operate Pipe clamp/Steel pipe Clamp/Steel clamp/pipe tube1 ... .Size available:1",2",3",4",5",6.5"2 ... pipe end in the pipe clamp. PACKING PICTURES:Each pipe clamp put into a bubble bag.Then put the pipe clamp into a carton. Concrete pump pipe ...