Drillco® Nitro Heavy-Duty Jobber Drill Bit, High Speed Steel, 29/64", 5-5/8" L, 4-3/16" Flute, 135° Point Angle

• Manufactured from a premium grade of M-7N molybdenum high speed steel
• The Nitro Heavy-Duty 135° Split Point Drill with a Nitride surface treatment that gives a hard protective layer to the drill (increases hardness without increasing brittleness) which is measurably harder than high speed steel
• Body and clearance are gold and black surface treated for maximum lubricity
• Recommended for use in stainless steel and other hard metal drilling
• Finish

Specifications:
Material: High Speed Steel
Drill Size: 29/64"
Decimal Drill Size: 0.4531"
Overall Length: 5-5/8"
Flute Length: 4-3/16"
Point Angle: 135°
Finish: Black & Gold