Comparison : Item # #EIB187, 0.265/0.275 Inch (in) Thickness (t) General Miscellaneous Shape Cutting Tool Insert
Item # #EIB250, 0.265/0.275 Inch (in) Thickness (t) General Miscellaneous Shape Cutting Tool Insert
Item # #EIB312, 0.327/0.337 Inch (in) Thickness (t) General Miscellaneous Shape Cutting Tool Insert
Item # #EIB375, 0.390/0.400 Inch (in) Thickness (t) General Miscellaneous Shape Cutting Tool Insert
Item # #EIB437, 0.452/0.462 Inch (in) Thickness (t) General Miscellaneous Shape Cutting Tool Insert