Irwin Turbomax IRW 73428

Irwin Turbomax, 73428ZR, Shank Drill Bit, Jobber Length, Series: 734, 7/16 in Drill - Fraction, 0.4375 in Drill - Decimal Inch, 5-1/2 in Overall Length, 4-1/16 in Cutting Depth, 2 Flutes, Regular Spiral Flute, 4-1/16 in Flute Length, 3/8 in Shank, 3-Flat Shank, 135 deg Point, Precision Ground/Self-Centering Turbomax Point, Right Hand Cutting Direction, M2 HSS Cutting Edge, M2 HSS, Black/Gold Oxide, Applicable Materials: Aluminum, Brass and Copper, Wood/Drywall, Sheet Metal, High Alloy Steel, Stainless Steel, Mild Steel, Cast Iron and Plastic

• Features

• Black/gold oxide provides a polished finish and prevents chip building, galling and welding on a workpiece
• It is commonly used on low carbon, stainless steel and ferrous metals
• Revolutionary tip design stays sharper longer and drills up to 10x faster than other leading drill bits
• 3/8 in reduced shank fits all 3/8 in drills
• Precision ground to stay sharp longer and drill faster
• Best for portable drills
• Requires less force than 118 deg
• Three flatted shank design provides better chuck grip and reduces slippage
• Ideal for use in keyless chucks
• Bit is constructed of M-2 high speed steel for the best combination of strength, heat resistance and wear resistance

Specifications

Documents

• Catalog