Jerax tools M2 HSS Quick Change 12 34 78 Step Drill Bit Set Double Fluted Drill Bits for Hole Drilling 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 Our additional Vacuum heat treatment and Nitride surface hardening treatment make the performance even better Nonstop 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 Easier Faster Cleaner With our highaccuracy CNC processing and several optimized design details over the years our design cuts EASY FAST and CLEAN outperforming the average ones on the market Comes with Quick change 14 inch hex shank for quick bit switches and compatible with impact ready power tools Heavy duty Cuts holes on Stainless steel Hardened Metal Mild steel Galvanized steel Aluminum Copper Plastic Wood or anything that has similar or lower hardness as these materials Up to 12ga 27mm thickness for Stainless steel Multi Hole Sizes This kit comes with 3 pcs bits so you can drill different hole sizes saving you time and effort to change bits.