Precision Brand® Heavy Duty 4-Piece hose clamps have band widths that offer greater sealing area. They come with a slotted hex head screw together with 300 series stainless steel band, housing, and screw. These are produced in a heavy duty, four-piece construction, but are joined as a two-piece configuration, held by a mechanical interlock housing. Precision Brand® Heavy Duty 4-Piece Hose Clamps allow 80 inch pounds of torque. They have a wide range of applications including marine, plumbing, agricultural, and heavy duty industrial.