The single-edged, mechanical nut blaster is used to blast stuck, rusted or over-torqued grade 6 nuts. The cutting edge of the bit, which is sharp due to a facet grind, penetrates deep into the nut when the spindle is tightened until it is blasted.

M18 - M24 Bolt Sizes (27 to 36mm) (1 1/16" to 1 3/8" across flats)