T-bolt hose clamps are ideal for high-pressure applications and ones that have vibrations and or temperature changes, such as automotive air Intake hoses and radiator hoses. #304 stainless steel is corrosion resistant. The bands are triple spot welded to maintain their strength in harsh conditions. The Tech Team T-Bolt Hose Clamps have a width of 0.75” (19 mm), a minimum diameter of 1.7” (43 mm), and a maximum diameter of 1.9” (49 mm). The set includes four (4) clamps.