3800 Pneumatic Torque Wrench Removing Screws Heavy Duty Twin Hammer Pneumatic Impact Wrench Tool Kit ,Easy to Use

1/2 inch square drive workers need to install 1/2 inch sockets into the square head and then drive screws, each air impact wrench is equipped with the rubber ring which is used to prevent sockets get loose easily 0-5 gears workers can adjust what gear they need, and the switch is designed to have thread on its edge which increases friction making easy and safe jobs, also it is inserted with a slotted groove, workers can adjust by slotted screwdrivers Reversible Switch the air impact wrench has reversible switch, while workers are using this machine, they just press the switch from the left to the right or press the right to the left, which saves much working time and labor Anti-dust cap Each air wrench is equipped with dust-proof cap, which effectively prevents dust in and promises a long using life, and it has the air output holes which avoid over-heating Comfort Button the main machine body is made of alloy steel and is polished to strengthen the material, and the smooth button increases workers' working efficiency