Comparison : Item # L40300099L, Bi-Metal Speed Slot Hole Saws
Item # L403001010L, Bi-Metal Speed Slot Hole Saws
Item # L403001111L, Bi-Metal Speed Slot Hole Saws
Item # L403001212L, Bi-Metal Speed Slot Hole Saws
Item # L403009820MMHS, Bi-Metal Speed Slot Hole Saws