$50.99 Werktough 1/2 Inch Cordless Impact Wrench 18/20V Battery Operated Electric Impact Driver Wrench 
OEMTOOLS 24662 20V Max Lithium-Ion 1/2 Inch Drive Cordless Impact Wrench - Still new but works 
Dayplus 1/2 inch cordless impact wrench battery charger powerful 18V Brushless LED light
1 2 inch cordless impact wrench with battery and charger
1 2 inch cordless impact wrench with battery and charger
1 2 inch cordless impact wrench with battery and charger
1 2 inch cordless impact wrench with battery and charger
1 2 inch cordless impact wrench with battery and charger
1 2 inch cordless impact wrench with battery and charger
1 2 inch cordless impact wrench with battery and charger