Description

Manufactured from a premium grade of M-7N molybdenum high speed steel.˜ the Nitro Heavy Duty 135 degree Split Point drill with a Nitride surface treatment that give 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.

Key Features

• Sizes: Fractional
• Material: High Speed Steel
• Finish/Coating: Black & Gold
• Cat: Drills
• Size: 5/8
• Overall Length: 6
• Flute Length: 4.1/2
• Shank Size: 3/8