Impregnated dresser are recommended for a great many dressing operations such as centerless and cylindrical grinding, surface grinding, straight-faces and some profile dressing, slotting, 45 degre angular dressing and general purpose tool room applications.
1E. block 5/32″ x 1/4″ x 3/8″ set at 0 degree angle
In to #1 Morse taper shank
BGS-1E8F. 30/40 Mesh grit size.
BGS-1E6F. 20/30 Mesh grit size