This ratchet with a 3/8" KRTH30905 connection from Kreator is made of sturdy chrome vanadium. The ratchet with a soft, rubber anti-slip handle is very useful for loosening or tightening nuts, for example when you replace the wheels on your car. With the Quick Release push button you can easily and quickly unclip the sockets. With the small lever you can switch the ratchet so that you can turn in the opposite direction.