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, angular dressing and general purpose tool room applications.
1B block 1/4″ x 1/2″ x 1/2″ with 15 degree on the top set at 0 degree angle 7/16” diammeter x 3/4” long shank with four flats
BG-1B8D7. 30/40 Mesh grit size.
BG-1B6D7. 20/30 Mesh grit size
BG-1B4D7. 16/18 Mesh grit size