7/16 in. Fractional Jobber

Part #DDD4028B6  |  Item #4629234  |  Manufacturer Part #DD4028B6

$13.82 EACH

Chuck Size:

7/16 in

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Product Details

  • Designed with optimized geometries that deliver 3X more life than competition
  • Patented web taper is 2X larger than the competition for increased strength, rigidity and breakage resistance
  • Optimized 135 degree split point gives exceptional service life and also allows the bit to start on contact
  • Heavy duty flute design produces maximum durability
  • Increased cobalt content provides exceptional wear resistance and longer life
  • Cobalt bits for drilling into metal
  • 135 degree split point to reduce walking when starting bit


Chuck Size: 7/16 in

Height: 5-563/1000 in

Length: 5-1/2 in

Tool Type: Drill

UL Listed: No

Weight: 0.175