IRWIN innovations in step drill technology gives pro's just what they need most - faster starts, more control and better precision. Unibit's new SpeedPoint® tip geometry penetrates stainless steel six times faster than before. Its single-flute design minimizes vibration, controls progression through the drilling steps, and cuts perfectly round holes in thin materials like: Mild Steel | Copper | Brass | Aluminum | Plastic Acrylic | Wood | Laminates | Stainless Steel DOWNLOAD MORE INFORMATION ABOUT IRWIN UNIBIT

High Speed Steel Fractional Self-Starting Single-flute cutting edge for greater control through steps Unibit Cobalt Step Drill 6X Longer life vs. the competition High Speed Steel Fractional Hole Enlarging Single-flute cutting edge for greater control through steps High Speed Steel Metric Self-Starting Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates High Speed Steel Metric Hole Enlarging Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates Titanium Fractional Self-Starting Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates Titanium Fractional Hole Enlarging Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates Titanium Metric Self-Starting Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates Unibit Step Drill Sets Single-flute cutting edge for greater control through steps

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