A fan favorite? The SIW 22-A 3/8" cordless impact wrench, which features a 3/8" square drive with friction ring retention for safer & quicker socket... | By Hilti | Facebook
PRICE DROP, RARE Hilti SIW 22-A 3/8” 21.6V Impact & B22/5.2 Li-ion Battery ONLY for Sale in Aurora, CO - OfferUp
OVERVIEW of Hilti's SIW 22T-A power class cordless high-torque 22V impact wrench - YouTube