21/64" Heavy-Duty ThunderBits® (144 pack)

Title: Triumph Twist Drill 21/64" Heavy-Duty ThunderBits® - 144 Pack Vendor: Triumph Twist Drill Top-notch Specifications: Product Code: 12521-2 Dimension: 21/64" Equivalent Decimal: .3281 Length of Flute: 3-5/16" Total Length: 4-5/8" Fantastic Features: Sharp Point: 135° Split Point Material: Superior Grade High-Speed Steel Coating/Finish: Sleek Black and Bronze Oxide Specialty: Sturdy Heavy-Duty Construction Ideal for Use in: Iron and Cast Materials Low and Medium Carbon Steel High Alloy Steel Stainless and PH Steel Tough Alloys, Medium and High-Tensile Strength Metals Type: High-Speed Drill Bits Tags: Holemakers, Measuring System: Fractional, High-Speed Drill Bits, Material: High-Speed Steel, Triumph Twist Drill, Applications: Alloy Steel, Iron, Carbon, PVC, Wood, Split Point: 135º, Finish: Black & Gold, Length: Jobbers, Size: 21/64", Professional: HVAC