Comparison : Item # RNSA32, Utility Round Negative with Hole, thickness 0.135 / 0.143 in
Item # RNSA33, Utility Round Negative with Hole, thickness 0.198 / 0.206 in
Item # RNSA34, Utility Round Negative with Hole, thickness 0.260 / 0.268 in
Item # RNSA43, Utility Round Negative with Hole, thickness 0.198 / 0.206 in
Item # RNSA44, Utility Round Negative with Hole, thickness 0.260 / 0.268 in