LENOX 30889889 Vari-Bit 3 Piece Step Drill Bit SetThis LENOX VARI BIT 3 Piece Step Drill Bit Kit uses a 2 flute design that makes burr free, accurate cuts when cutting most metals and stainless steel. The bits feature a split point design that starts on contact for faster penetration and less walking and is designed to grab and penetrate sheet metals quickly. A steam oxide coating adds durability, while an enhanced flute design removes chips rapidly. The hexagonal shank enables a firm grip in the