Heavy Duty M35 HSS 1/4 to 1-3/8 Inch Step Drill Bit with Double Flutes, Large High Speed Steel Step Bit for Stainless Steel, Metal, Wood

Mini step drill bit, small hole driller, small hole drill bit, Single Size Unibit with Double Spiral Flutes, HSS Step Bits, Step Bits for stainless steel,

• [M35 HSS]: M35 HSS is a higher grade than M2 HSS. The extra 5% cobalt and other elements ensure a much better durability.
• [Double Spiral Flute]: The cutting speed is faster and smoother, and chip evacuations is easier. With our high-accuracy CNC processing and several optimized design details over the years, our design cuts EASY, FAST and CLEAN, outperforming the average ones on the market.
• [Incremental Head Deisgn]: The multi small incremental steps at the front end create a smooth transition between the split tip and the first primary hole size step, and provide a much smoother and faster penetration.
• [Non-stop]: Our Polished Steps and Size Highlights let you able to see target hole size during drilling. No need to stop in the middle of the drilling and check. Save you time and hassle.
• [Multi Hole Sizes]: One bit for several sizes. No need to buy a kit.