For sale is a Brunner and Lay Concrete Breaking Bit. 1" Wide Chisel-Style Business End. 1" Hex. Driver End. Approximately 28" Overall length. NOTE: This is an Unused bit that shows some corrosion from storage. (The driver end has been dotted with yellow paint in order to count-up the bits.) I have a number of this size and style of bits available (as well as others), see all of our Brunner and Lay bit listings.