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Cobalt High Speed Steel Bit Set 63137 Includes:
Drill bit sizes 1/16" through 1/2" in 1/32" increments
and metal index case
15-Piece Cobalt High Speed Steel Drill Bit Set 63137 Features:
• 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 lips reduce torque for drilling in high tensile strength materials.
• 135-degree split point reduces feed pressure for easier penetration without work hardening
Drill bit sizes 1/16" through 1/2" in 1/32" increments
and metal index case
15-Piece Cobalt High Speed Steel Drill Bit Set 63137 Features:
• 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 lips reduce torque for drilling in high tensile strength materials.
• 135-degree split point reduces feed pressure for easier penetration without work hardening
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