Masonry Wood & Metal Drilling Bits Includes Phillips Slotted Square Nut Driver & Hex Bits Duracore Treatment Strengthens The Molecular Structure Of The Bits For Super Strength Accompanies Hitachi Power Tools kit Includes: 8 Masonry Bits 5 Brand Points 23 Black-oxide Drill Bits 6 Nut Drivers 3 Spade Bits Assorted Other Bits 1 Magnetic Insert Bit Holder