Jerax tools 3/16 to 7/8 Inch Step Drill Bit M2 HSS Spiral Grooved Step Bit for Stainless Steel Metal Wood Plastic
- ...Compared to the Straight flutes, the Spiral flutes guide the debris out faster by its nature, making the drilling smoother and creating fewer burrs for the holes. Once you've tried our spiral design, there's no way back to the straight design..
- [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 /2.7mm thickness for Stainless steel..
- [Multi Hole Sizes]: No need to buy a kit. This one step bit comes with 12 sizes so you can drill 12 different hole sizes, saving you time and effort to change bits. Marked sizes include: 3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8"..