WHOLESALE 16pc HIGHT SPEED STEEL TITANIUM DRILL BIT SET 16pc High speed titanium drill bit set. Set contains: 8-pieces high speed steel titanium coated drill bits: 1/16", 5/64", 3/32", 1/8", 5/32", 11/64", 3/16", 1/4"; 4 pieces wood drill bits: 1/8", 5/32", 3/16", 1/4"; 4 pieces Masonary drill bits: 1/8", 5/32", 3/16", 1/4".