5/16" COBALT RED HELIX™ Drill Bit

Milwaukee® COBALT RED HELIX™ drill bits are engineered for extreme durability and long life in hard metal applications. Designed with a variable helix ™ that includes an aggressive 35° helix angle which ends at 15°, the cobalt bits with RED HELIX™ provide Rapid Chip Removal™ limiting heat buildup to Stay Sharper Longer™. The 135° split point tip delivers a precision start and prevents walking for fast, accurate holes. Ideal for tough applications and provide up to 10X life vs. Black Oxide Drill Bits™ but can be used in all twist drilling applications.

Features

• Designed for Hard Metals, PVC and Wood
• Fast, accurate drilling: 135° 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
• Extreme durability: Designed for high performance with stainless steel, high alloy steel and cast iron
• Longer life: Thicker web provides greater strength and longer life
• VARIABLE HELIX™ Design for rapid material extraction
• Secure Grip™ - Prevents bit from slipping in chuck
• 3-Flat Secure-Grip™ helps keep the bit fixed within the the chuck

Specifications

• Package Quantity: 1
• Surface Coating: Uncoated (Bright Finish)
• Material Application: Aluminum;Duct/Sheet Metal;Steel;Cast Iron;Stainless Steel
• Drill Bit Type: Twist
• Drill Style: Fractional
• Material: High Speed Steel
• Shank Diameter: 3/8 in
• Bit Type: Specialty
• Drill Point Design: Split
• Country of Origin: India
• Depth: 4.37 Inches
• Bit Diameter: 5/16 in
• Flute Length: 3.27 in