Comparison : Item # RNRT32.5F5, Round Negative F5 Chipbreaker with ISO Style Hole, thickness 0.169 / 0.175 in
Item # RNRT32F5, Round Negative F5 Chipbreaker with ISO Style Hole, thickness 0.138 / 0.144 in
Item # RNRT43F5, Round Negative F5 Chipbreaker with ISO Style Hole, thickness 0.204 / 0.210 in
Item # RNRT53F5, Round Negative F5 Chipbreaker with ISO Style Hole, thickness 0.205 / 0.211 in
Item # RNRT54F5, Round Negative F5 Chipbreaker with ISO Style Hole, thickness 0.267 / 0.273 in