View product detail page of 5 / 16" X 4" X 6" MULTI-MATERIAL CARBIDE TIPPED HAMMER DRILL BIT. 5 / 16" X 4" X 6" MULTI-MATERIAL CARBIDE TIPPED HAMMER DRILL BIT 5 / 16" X 4" X 6" MULTI-MATERIAL CARBIDE TIPPED HAMMER DRILL BIT Code: DMAMM1070