Force brand, original from Taiwan, professional tools. 
Using this high quality Force Fluid Hose Clamp completely or partially closes flexible brake, fuel and vacuum fluid lines.
All steel construction with adjustable locking collar.
Manufactured from steel and chrome plated for superior shop fluid and corrosion resistance.
This clamp functions with a simple lever style mechanism. Once clamped on the hose simply slide the locking collar down the handle until it seats in the notches to keep the pressure applied.