Milwaukee® RED HELIX™ Jobber Length Drill Bit, Imperial, 5/16 in Drill - Fraction, 0.3125 in Drill - Decimal Inch, 4.63 in Overall Length, 3-3/16 in Cutting Depth, Parabolic Flute, 3-3/16 in Flute Length, 3/8 in Shank, 3-Flat Shank, 135 deg Point, Split Point, Right Hand Cutting Direction, Steel Cutting Edge, Steel, Uncoated, Applicable Materials: Cast Iron, High Alloy Steel Metal, Plastic, PVC, Stainless Steel and Wood
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.
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Applicable Materials
Cast Iron, High Alloy Steel Metal, Plastic, PVC, Stainless Steel and Wood
Cutting Depth
3-3/16 in
Cutting Direction
Right Hand
Cutting Edge Material
Steel
Drill Diameter Measurement System
Imperial
Drill Size - Decimal Inch
0.3125 in
Drill Size - Fraction
5/16 in
Finish
Uncoated
Flute Length
3-3/16 in
Flute Type
Parabolic
Material
Steel
Overall Length
4.63 in
Point Angle
135 deg
Point Type
Split
Shank Size
3/8 in
Shank Type
3-Flat
Brand
Milwaukee®
Country of Origin
IN