... SET33-H.S.S. TWIST DRILLS SET 1X3 1.5X3 2X3 2.5X3 3X4 3.5X4MM 4X3 4.5X2 5 5.5 ... 7.5 8MM27-WOOD WORKING DRILL BITS 3X3, 3.5X3, 4X3, 4.5X3, 5X3, 5.5X3MM 6X3, 6.5, 7, 7.5, 8 ... SQUARE #1X2,#2X2,#3X225-MASONRY DRILL BITS 3X3, 4X3, 4.5X3, 5X3, 5.5X2, 6X2MM 6.5X2, 7X2, 7.5, 8, 8 ...