Comparison : Item # MST-4, 0.040 Millimeter (mm) Thickness Stainless Steel Metric Feeler Gage Coil
Item # MST-5, 0.050 Millimeter (mm) Thickness Stainless Steel Metric Feeler Gage Coil
Item # MST-6, 0.060 Millimeter (mm) Thickness Stainless Steel Metric Feeler Gage Coil
Item # MST-7, 0.070 Millimeter (mm) Thickness Stainless Steel Metric Feeler Gage Coil
Item # MST-8, 0.080 Millimeter (mm) Thickness Stainless Steel Metric Feeler Gage Coil