Milwaukee® Thunderbolt® Secure-Grip™ 48-89-2837 Jobber Length Drill Bit, 21/64 in Drill - Fraction, 0.3281 in Drill - Decimal Inch, 135 deg Point, HSS, Black Oxide

20220859 MFG #: 48-89-2837
  • Type: General Purpose
  • Series: Thunderbolt® Secure-Grip™
  • Drill Diameter Measurement System: Imperial
  • Drill Size - Fraction: 21/64
  • Drill Size - Decimal Inch: 0.3281
  • Overall Length: 4-5/8
  • Cutting Depth: 3-5/16
  • Flute Type: Parabolic
  • Flute Length: 3-5/16
  • Shank Type: 3-Flat
  • Point Angle: 135
  • Point Type: Split
  • Cutting Direction: Right Hand
  • Cutting Edge Material: HSS
  • Material: HSS
  • Finish: Black Oxide
  • Applicable Materials: Metal, Plastic and Wood, Metal, Wood and Plastic
  • Diameter: 21/64
  • Through Coolant: No
Milwaukee® Thunderbolt® Secure-Grip™ Jobber Length Drill Bit, Imperial, 21/64 in Drill - Fraction, 0.3281 in Drill - Decimal Inch, 4-5/8 in Overall Length, 3-5/16 in Cutting Depth, Parabolic Flute, 3-5/16 in Flute Length, 3-Flat Shank, 135 deg Point, Split Point, HSS Cutting Edge, HSS, Black Oxide, Applicable Materials: Metal, Plastic and Wood
  • Extreme durability -
  • Extreme durability T
  • Extreme durability - thicker web provides greater strength and longer life
  • Fast, accurate drill
  • Fast, accurate drilling - 135 deg split point tip starts on contact to prevent walking, wh
  • Reduced slipping: 3-
  • Reduced slipping - 3-flat Secure Grip™ shank holds the bit firmly in the chuck
  • Versatile - Reduced
  • Corrosion-resistant - black oxide coating provides lubricity and resists corrosion of the
  • Corrosion-resistant
Extreme durability - thicker web provides greater strength and longer life
• Extreme durability Thicker web provides greater strength and longer life|Reduced slipping 3-flat Secure-Grip™ shank holds the bit firmly in the drill chuck|Fast, accurate drilling 135 deg split point tip starts on contact to prevent walking, while the parabolic flute clears chips fast|Corrosion resistant black oxide coating provides lubricity and resists corrosion of the bit
Extreme durability - thicker web provides greater strength and longer life
Fast, accurate drilling - 135 deg split point tip starts on contact to prevent walking, while the parabolic flute clears chips fast
Fast, accurate drilling - 135 deg split point tip starts on contact to prevent walking, while the parabolic flute clears chips fast
Reduced slipping: 3-flat Secure-Grip™ shank holds the bit firmly in the drill chuck
Reduced slipping - 3-flat Secure Grip™ shank holds the bit firmly in the chuck
Versatile - Reduced shank diameter for use in 3/8 in chucks
Corrosion-resistant - black oxide coating provides lubricity and resists corrosion of the bit
Corrosion-resistant black oxide coating provides lubricity and resists corrosion of the bit