【50 SIZE IN 5 PCS】- The Step drill bit set includes five standard step drill bits that can replace 50 individual drill bits,Size from 1/4″-1-3/8″.which meets your different needs.
【Precise Positioning】- Automatic center punching can fix a hole before using the pagoda drill to prevent slippage,No displacement, sawdust will be automatically discharged from top of hole on both sides, drill bit will not be blocked.
【Titanium Coating】- High speed steel along with titanium coating ensures outstanding durability and sharpness, can reduces the friction, runs cooler.
【Unique Design】- The split point tip increase the wear resistance. The two flute design provides a smoother cutting, allows the material particles escape easily for a much more clean drilling operation.
【Wide Application】- The step drill bits can be used to chamfer, bur, and drill or enlarge holes. The step drill bits can work with stainless steel sheet, aluminum alloy, plastic material and wood.