Wire reel for reinforcing bar binder

摘要

The present invention provides a wire reel (30) in combination with a wire (8) wound around the wire reel (30). The wire reel (30) has flanges (32, 33) for receiving the wire (8) therebetween. The wire reel is further provided with to-be-detected portions (53, 65) comprising at least one first to-be-detected portions (65) being a contact-type to-be-detected portions (65) and at least one second to-be-detected portions (53). A boss portion (58) is formed on one (33) of the flanges (32, 33). The at least one first to-be-detected portion (65) is formed outside the boss portion (58) and the at least one second to-be-detected portion (53) is formed inside the boss portion (58).