Attaches to air hammer to provide vibration while removing stubborn/frozen fasteners or torx bolts/nuts. Other end of Shake and Break has a 3/8" square drive to be used with impact sockets. 

• Built-in hex (19mm-3/4") on shaft of tool to be used in conjunction with open-end wrench when loosening stubborn fastener
• Applications include bearing removal and GM caliper removal
• Made in the USA