... - 400pcs combination drill set -21pc titanium coated HSS drill bits: 1.0, 1.5, 2.0, 2.5, 3 ... 13, 19, 25, 25mm- 1pc quick changer- 38pc wood-boring drill bits: 3.0x4, 3.2x2, 3.5x2, 4.0x4, 4 ... magntic holder- 5pc aluminum dxide grinding wheel- 23pc masonry drill bits: 3.0x2, 3.5x2, 4.0x2, 4.5x2, ... 8mmx10 40pc wood screw: 3x30mmx20, 4x40mmx12, 5x50mmx8- 12pc flat wood bits: 13, 16, 19, 22, 25, 32mm, 1/2", ...