Precise 25 Piece Extra Long “Long Boy” Twist Drill Set, 1/8″ to 1/2″ by 64ths, 12″ OAL

• Designed for general-purpose deep drilling operations for normal materials.
• Designed for drilling holes in hard to reach locations or inaccessible areas.
• For drilling normal steels, cast iron, and variety of other ferrous, non-ferrous metals and alloys.
• Used with hand held manual drills and either portable or stationary machines.
• High Speed Steel.
• Drill Point Angle: 118
• Hardness: 58 to 60 RC
• Flute Shape: Helicoid
• Shank Style: Straight Shank

Includes:
Metal lndex