1/2" SHOCKWAVE Impact Duty™ RED HELIX™ Titanium Drill Bit

Milwaukee 48-89-4629 — Product Description

The Milwaukee 48-89-4629 is a 1/2" SHOCKWAVE™ Impact Duty RED HELIX™ titanium drill bit, designed for high-torque drilling in metal, wood, and plastic, especially with impact drivers or heavy-duty drills.

This is one of the largest standard SHOCKWAVE drill bits in the lineup you’ve been going through.

Key Features

• Impact-rated (SHOCKWAVE™) – built for impact drivers and high torque applications
• RED HELIX™ flute design – aggressive 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× longer life vs black oxide bits
• 1/4" hex shank – quick-change compatible for jobsite use

Specs

• Size: 1/2" (0.500")
• Shank: 1/4" hex
• Material: Titanium-coated high-speed steel
• Overall length: ~5.1"
• Cutting depth: ~3-5/16"
• Use: Metal, wood, PVC, plastics
• Pack: Typically sold as a single bit

Best Uses

• Large clearance holes for bolts and anchors
• Structural steel and framing work
• Electrical and HVAC conduit installation
• Heavy-duty construction drilling
• High-torque drilling with impact drivers

Bottom Line

The 48-89-4629 is the top end of the SHOCKWAVE drill bit sizes you’ve been listing:

• Built for maximum torque and durability
• Efficient chip clearing keeps heat down
• Designed specifically for impact drivers and jobsite use
• Used when you need a full 1/2" structural or anchor hole