Loosens Rusted This product is highly durable This product is made in China Simply strike with a hammer Each impact turns the bit 20 Degree and develops up to 200 foot-pounds torque to free rusted or frozen screws Can also be used with 1/2" drive impact sockets Includes #2, #3, #4 Phillips and 3/8" straight bits Simply strike with a hammer Each impact turns the bit 20 Degree and develops up to 200 foot-pounds torque to free rusted or frozen screws Can also be used with 1/2" drive impact sockets Simply strike with a hammer Each impact turns the bit 20 Degree and develops up to 200 foot-pounds torque to free rusted or frozen screws Can also be used with 1/2" drive impact sockets Includes #2, #3, #4 Phillips and 3/8" straight bits