$55.99 8 pcs 1/2 Drive Square Allen Hex Impact Sockets Bits Set 78mm Long H5-H19 CR-MO - Walmart.com 
Dewalt 1/2-INCH DRIVE IMPACT WRENCH - HEAVY DUTY | The Home Depot Canada
1/2 DRIVE 26 PCE STANDARD IMPACT SET | Air Impact | Air Tools and Garage Equipment
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