Master Mechanic® 38035 Full Polished 72-Teeth Ratchet, 1/2" DriveThe latest generation of industrial style 1 2 inch drive ratchet with 72 teeth to give a 5 degree increment between clicks for good access in confined spaces. More teeth are engaged simultaneously which creates greater torque strength without the mechanism failing. 1 2 inch drive 72 teeth 72 teeth gives a working arc of just 5 degrees Full polished More teeth are engaged simultaneously which creates greater torque strenght without the mechanism