Step Drill Bit Set 4-12mm/4-20mm/4-32mm HSS Titanium Triangle Handle Pagoda Drill for Carbon Steel, Sheet Iron, Insulation Boards, PVC Boards and Wood DC09

Meichoon Titanium Coated Step Drill Bit is made of high speed steel together with titanium coating , which lasts the bit a long using life.Features:1. High speed steel for longer service life;2. Triangle shank prevents slip in drill chuck;3. Double cutting blades design enables a faster and smoother cutting;4. X-type openings design to facilitate the removal of cutting waste when drilling;5. The sharpness and titanium coating ensure easily cut through most sheet metal, plastic and some other materials with ease. Specifications:Material: High speed steelSizes of the 3 Step Drill Bits:5 Step Bit 4-12mm9 Step Bit 4-20mm15 Step Bit 4-32mm Package included:3 x Drill Bit

• High Speed Steel - Suitable for below 25 hardness of the work piece, such as carbon steel, sheet iron, insulation boards, PVC boards, planks, and wood thickness below 5MM.
• Titanium Coating - Coated with titanium, this step drill set performs well in heat, corrosion and rust resistance.
• Good Design - Triangle shank fits into power tools chuck securely and eliminates slip; two-flute design clears chips faster and allows particles to escape easily.
• It can automatically deburr holes while drilling to keep the drill bit clean.
• 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.