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Milwaukee 31/32" S&D Black Oxide Drill Bit

SKU 48-89-2753

Model Number: MIL48892753

Availability Notice: Availability to purchase does not guarantee immediate stock. Our site displays items we stock along with items we have the access to source for our customers. Some items may have extended lead times. Questions about availability? Contact our team before ordering.

MAXIMIZE BORE DIAMETER WITHOUT SACRIFICING CORE STRENGTH

Large-diameter drilling in stainless steel or cast iron demands a bit that balances aggressive material removal with structural integrity. The Thunderbolt Silver & Deming series utilizes a thicker core than standard twist bits, significantly reducing the risk of breakage under high-load applications. The parabolic flute design is engineered specifically for rapid chip ejection, preventing the heat buildup that typically dulls inferior bits during deep-hole penetration. For the professional, this means faster cycle times and a higher return on investment per bit in high-tensile materials.

  • / Thunderbolt Web design provides a thicker core for increased strength and protection against side-load breakage.
  • / 135° Split Point tip delivers immediate engagement on contact, eliminating the need for a center punch even on curved surfaces.
  • / 3-Flat Secure-Grip shank locks into 1/2" chucks to ensure maximum torque transfer without bit slippage.
  • / Black Oxide coating provides essential lubricity, reducing friction and extending the service life of the cutting edges.
TECHNICAL SPECIFICATIONS
Diameter 1-1/8"
Shank Size 1/2" Reduced
Shank Type 3-Flat Secure-Grip™
Coating Black Oxide
Point Angle 135° Split Point
Flute Geometry Parabolic
Length 6"

WHAT'S IN THE BOX

(1) 1-1/8" Thunderbolt Black Oxide Silver & Deming Drill Bit (48-89-2753)

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