26 Piece Turn Key Type Hose Twist Thumb Screw Clamp Set Kit 1/2" - 5/8" - 3/4" - 7/8" - 1" 26 Piece Key-Type Hose Clamp Set Kit Heavy duty steel band and screw, galvanized for rust and corrosion resistance Ideal for many home, shop and garage applications; special key design lets you smoothly tighten and loosen without requiring any tools; Durable keys are removable to prevent tampering Kit includes the most popular hose clamp sizes and a handy storage case Hose clamp sizes (and quantities): 1/2" (10), 5/8" (6), 3/4" (6), 7/8" (2), 1" (2)