1/4"-1-1/8" M2 Step Drill Bit Unibit for Hole Drilling 9 Sizes M2 High Speed Steel; Double Spiral Flutes; Fast, Clean Cuts in Stainless Steel, Copper, Aluminum, Wood, Plastic

[M2
HSS]: Cuts a lot more clean holes and much easier than average step bits. In general, M2 has 50% more Tungsten and 150% more Molybdenum, both of which are key elements in improving durability. Additional Vacuum heat treatment and Nitride surface hardening treatment make the performance even better.
[Non-stop]: Polished Steps and Size Highlights let you see the target hole size during drilling. No need to stop in the middle of the drilling and check. Saves time and hassle. [Easier | Faster |
Cleaner]: With high-accuracy CNC processing and several optimized design details over the years, this design cuts EASY, FAST and CLEAN, outperforming the average ones on the market.
[Heavy duty]: Cuts holes on Stainless steel (need appropriate pressure), Hardened Metal, Mild steel, Galvanized steel, Aluminum, Copper, Plastic, Wood, or anything that has similar or lower hardness as these materials. Up to 12ga / 2.7 mm thickness for Stainless steel.
[Multi Hole Sizes]: No need to buy a kit. This one step bit comes with 4 marked sizes so you can drill 4 different hole sizes, saving time and effort to change bits.
Marked sizes including: 1/4", 1/2", 7/8", 1-1/8"