A binder for releasably binding a plurality of loose-leaves comprising: a spine (653, 1053) having a first rod and a second rod, a plurality of binder rings (46, 1146) each having a first ring segment (46A, 1146A) and a second ring segment (46B, 1146B), an actuator (451, 1051) comprising the first rod and the second rod for opening all of said binder rings (46, 1146) substantially together, each of said binder rings (46, 1146) attached to said spine (653, 1053), said first rod attached to each of said first ring segments (46A, 1146A), said second rod attached to each of said second ring segments (46B, 1146B), characterized in that said actuator (451, 1051) further comprising: at least one pair of torque levers having a first torque lever (45A, 445A) and a second torque lever (45B, 445B), a spreader (59, 259) linking said first torque lever (45A, 445A) to said second torque lever (45B, 445B), said first rod attached to said first torque lever (45A, 445A), said second rod attached to said second torque lever (45B, 445B), said first torque lever (45A, 445A) and said second torque lever (45B, 445B) transversely protruding from said spine (653, 1053), position of said spreader (59, 259) affecting the spread of said first torque lever (45A, 445A) relative to said second torque lever (45B, 445B) to control the opening and closure of said binder rings (46, 1146). a spine (653, 1053) having a first rod and a second rod, a plurality of binder rings (46, 1146) each having a first ring segment (46A, 1146A) and a second ring segment (46B, 1146B), an actuator (451, 1051) comprising the first rod and the second rod for opening all of said binder rings (46, 1146) substantially together, each of said binder rings (46, 1146) attached to said spine (653, 1053), said first rod attached to each of said first ring segments (46A, 1146A), said second rod attached to each of said second ring segments (46B, 1146B), characterized in that said actuator (451, 1051) further comprising: at least one pair of torque levers having a first torque lever (45A, 445A) and a second torque lever (45B, 445B), a spreader (59, 259) linking said first torque lever (45A, 445A) to said second torque lever (45B, 445B), said first rod attached to said first torque lever (45A, 445A), said second rod attached to said second torque lever (45B, 445B), said first torque lever (45A, 445A) and said second torque lever (45B, 445B) transversely protruding from said spine (653, 1053), position of said spreader (59, 259) affecting the spread of said first torque lever (45A, 445A) relative to said second torque lever (45B, 445B) to control the opening and closure of said binder rings (46, 1146). at least one pair of torque levers having a first torque lever (45A, 445A) and a second torque lever (45B, 445B), a spreader (59, 259) linking said first torque lever (45A, 445A) to said second torque lever (45B, 445B), said first rod attached to said first torque lever (45A, 445A), said second rod attached to said second torque lever (45B, 445B), said first torque lever (45A, 445A) and said second torque lever (45B, 445B) transversely protruding from said spine (653, 1053), position of said spreader (59, 259) affecting the spread of said first torque lever (45A, 445A) relative to said second torque lever (45B, 445B) to control the opening and closure of said binder rings (46, 1146).