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Cobalt Screw Machine "Stubby" Drills

Heavy Duty, Fractional Sizes
Item #: 1705C-FRACTIONS 
  • Short Flute And Short Overall Length Increase Rigidity When Using In Handheld Power Drill
  • Accurate Drilling Due To Increased Rigidity
  • Made Of Heat Resistant Cobalt For Smoother Drilling And Longer Tool Life
  • Self-Centering 135° Split Point For Precision Drilling- Drill Will Not Walk
  • Ideal For Drilling High Tensile Materials Like Stainless Steel, Titanium, Manganese Steel, Armor Plate, and Iconel
See All Sizes
Twist Drill Types Twist Drill Operating Guidelines Twist Drill Decimal Equivalency Chart

⚠ Warning: Cancer & Reproductive Harm. See P65warnings.ca.gov for more info.
Cutting tools may shatter. Always wear appropriate safety equipment.
SKU Number Size Decimal Equivalent Flute Length (IN) Overall Length (IN) Price Quantity Add to Cart
1705C-3/64 3/64 0.0469 1/2 1-3/8
 
1705C-1/16 1/16 0.0625 5/8 1-5/8
 
1705C-5/64 5/64 0.0781 11/16 1-11/16
 
1705C-3/32 3/32 0.938 3/4 1-3/4
 
1705C-7/64 7/64 0.1094 13/16 1-13/16
 
1705C-1/8 1/8 0.125 7/8 1-7/8
 
1705C-9/64 9/64 0.1406 15/16 1-15/16
 
1705C-5/32 5/32 0.1562 1 2-1/16
 
1705C-11/64 11/64 0.1719 1-1/16 2-1/8
 
1705C-3/16 3/16 0.1875 1-1/8 2-3/16
 
1705C-13/64 13/64 0.2031 1-3/16 2-1/4
 
1705C-7/32 7/32 0.2188 1-1/4 2-3/8
 
1705C-15/64 15/64 0.2344 1-5/16 2-7/16
 
1705C-1/4 1/4 0.25 1-3/8 2-1/2
 
1705C-17/64 17/64 0.2656 1-7/16 2-5/8
 
1705C-9/32 9/32 0.2812 1-1/2 2-11/16
 
1705C-19/64 19/64 0.2969 1-9/16 2-3/4
 
1705C-5/16 5/16 0.3125 1-5/8 2-13/16
 
1705C-21/64 21/64 0.3281 1-11/16 2-15/16
 
1705C-11/32 11/32 0.3438 1-3/4 3
 
1705C-23/64 23/64 0.3594 1-13/16 3-1/16
 
1705C-3/8 3/8 0.375 1-7/8 3-1/8
 
1705C-25/64 25/64 0.3906 1-15/16 3-1/4
 
1705C-13/32 13/32 0.4062 2 3-5/16
 
1705C-27/64 27/64 0.4219 2 3-3/8
 
1705C-7/16 7/16 0.4375 2-1/16 3-7/16
 
1705C-29/64 29/64 0.4531 2-1/8 3-9/16
 
1705C-15/32 15/32 0.4688 2-1/8 3-5/8
 
1705C-31/64 31/64 0.4844 2-3/16 3-11/16
 
1705C-1/2 1/2 0.5 2-1/4 3-3/4