Torque Wrench Inserts

Torque wrench inserts are Interchangeable torque wrench heads for use with the Interchangeable head torque wrenches.How do they work?Torque wrench inserts are hand held tools, select the required insert, press the quick release button and mate the two together. Select the drive direction prior to use.What are the key features? Head type Ratchet action Quick release Drive Material Reversible Torque ratingWhat different types are there? Flare nut Open end Ring Ratchet Square drive Bit ratchetWhich application would you use it? Mechanical engineers Enthusiasts Plumbers