Irwin Unibit 10220 Step Drill Bit, 9/16 to 1 in Dia, 1-Flute, 7/16 in Dia Shank, Hex Shank

Hole enlarging features bit single flute cutting edge for greater control through steps and a true round hole, 3 flatted shank prevents slipping in drill chuck. Used in applications such as drilling holes into thin stainless steel, copper, brass, aluminum, plastic and laminates, pilot hole required.

Unit: EA

• Applicable Materials: Aluminum Brass Copper Plastic Stainless Steel
• Cutting Edge Material: HSS
• Diameter: 9/16 to 1 in
• Finish: Titanium Nitride-Coated
• Material: HSS
• Number Of Flutes: 1
• Shank Diameter: 7/16 in
• Shank Type: Hex

Application: For drilling holes into thin materials

MPN: 10220 - UPC: 038548102207