Ideal Turn-Key Clamps 5Y00158 SIZE 12, 20, 28, 36, MICRO 4, 6 Carded Turn-Key Clamps Includes 6 clamps: micro 4, 6, SAE 12, 20, 28 & 36 Hand tighten the "Turn Key" hose clamp for a leak-proof seal, even in tight spaces For a tamper-resistant connection, pull off the turn key after tightening Stainless steel band and housing Plated steel screw with injection molded turn-key removable and reusable