Meichoon HSS Step Drill Bits Set 6-35mm, Cobalt M35 Hex Shank Spiral Groove Large Hole Drilling Cutting Stainless Steel Quenching Steel Plate DC1605

• M35 High Speed Steel - classic high speed steel with cobalt for proven capability and durability in drilling holes in plastic, aluminum, copper, stainless steel and many other types of sheet metal.
• Good Design - Hex Shank fits into power tools chuck securely and eliminates slip; two-flute design clears chips faster and allows particles to escape easily.
• A necessity for family or handyman or professionals - Perfect for home repairs and light jobs such as drilling holes in plastic, aluminum, copper and many other types of sheet metal, especially for stainless steel plate & quenching steel plate.
• Split point tip increases speed. It can automatically deburr holes while drilling to keep the drill bit clean.
• You can use water to cooling it when it is work and it can be used for even longer.

Features: 1. M35 high speed steel for longer life; 2. Hex shank prevents slipping in the chuck; 3. Double cutting blades design allows faster and smoother cutting; 4. Advanced double spiral flute design outperforms straight flute design and extends bit life. The split point tip increases speed, and they also include laser-etched measurements to increase step visibility. 5. The sharpness allows you to easily cut most of the sheet metal, plastic and some other materials, especially for the stainless steel plate and quenching steel plate. Specifications: Material: M35 HSS Step Drill Bit Sizes: 6mm, 8mm, 10mm, 12mm, 16mm, 18mm, 20mm, 22mm, 25mm, 28mm, 30mm, 32mm, 35mm Package Included: 1 x M35 HSS drill bit.