Irwin 73120 Drill Bit | 5/16" x 4-1/2"L Turbomax HSS Straight Shank Jobber Length

Irwin 73120 Turbomax High Speed Steel Straight Shank Jobber Length Drill Bit 5/16" x 4-1/2"L

• High performance metal drilling for portable drill users, works well on curved surfaces
• Revolutionary tip design stays sharper longer and drills up to 10x faster than other leading drill bits
• High speed steel features a black body and gold flute
• Self-centering TURBOMAX tip for clean entry and fast starts; stays sharp longer
• Three flatted shank on 3/16" and above for better chuck grip