Makita Impact Wrench Model Number: BTW450RFE In-use data available The Makita BTW450RFE is a powerful but compact and lightweight cordless impact wrench powered by the Makita 18V/3.0Ah Li-ion battery with rubber joint construction for minimum battery failure. Highest-in-class fastening torque of 440Nm and is also the lightest in its class at 3.4kg. Compare View Product Chicago Pneumatic Impact Wrench Model Number: CP6120-D35H In-use data available The most productive 1-1/2" Compare View Product Chicago Pneumatic Impact Wrench Model Number: CP6120-D35L Chicago Pneumatic Impact Wrench Compare View Product Hitachi 3/4'' Impact Wrench Model Number: WR22SA In-use data available WR22SA 3/4" Impact Wrench Compare View Product