7/16" SHOCKWAVE Impact Duty™ RED HELIX™ Titanium Drill Bit
7/16" SHOCKWAVE Impact Duty™ RED HELIX™ Titanium Drill Bit
48-89-4625
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Regular price
$18.67
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$18.67
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$12.53
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Milwaukee 48-89-4625 — Product Description
The Milwaukee 48-89-4625 is a 7/16" SHOCKWAVE™ Impact Duty RED HELIX™ titanium drill bit, designed for heavy-duty drilling in metal, wood, and plastic, especially when used with impact drivers or high-torque drills.
This is one of the larger SHOCKWAVE drill bits in the lineup, used for large clearance holes and structural fastening work.
Key Features
- Impact-rated (SHOCKWAVE™) – built for impact drivers and high-torque applications
- RED HELIX™ flute design – variable helix improves chip removal and reduces heat buildup
- QUAD EDGE™ tip – four cutting edges for faster starts and smaller chips
- 135° split point – prevents walking and improves accuracy
- Titanium coating (TiN) – up to ~3–5× longer life vs black oxide bits
- 1/4" hex shank – quick-change compatible for jobsite efficiency
Specs
- Size: 7/16" (0.4375")
- Shank: 1/4" hex
- Material: Titanium-coated high-speed steel
- Overall length: ~4.9"
- Use: Metal, wood, PVC, plastics
- Pack: Typically sold individually
Best Uses
- Large clearance holes for bolts and anchors
- Structural steel and framing work
- Electrical/HVAC conduit and hardware installs
- Heavy-duty construction drilling
- Fast drilling with impact drivers
Bottom Line
The 48-89-4625 is a large, impact-rated drill bit built for serious jobsite work:
- Much stronger under torque than standard drill bits
- Fast chip evacuation = cooler drilling and longer life
- Designed specifically for impact drivers and heavy construction use
- One of the biggest sizes in the SHOCKWAVE titanium lineup

7/16" SHOCKWAVE Impact Duty™ RED HELIX™ Titanium Drill Bit
$18.67