Cobalt Left Hand Steel Drill Bit Set

• Constructed of M-42 8 percent cobalt high speed steel for super abrasive resistance in tough metals
• Heavy duty spiral flute design produces faster chip ejection
• Shorter cutting tip reduces torque for drilling in high tensile strength materials
• 135 degree split point reduces feed pressure for easier penetration without work hardening
• Ideal for use with screw extractors

Sizes: 5/64", 7/64", 5/32", 1/4" and 19/64".