13pcs Cobalt Carbide Drill Bit Set Straight Handle Twist Drill M35 High-Speed Steel Spiral Drill Bits for Metal Steel Iron Wood

13pcs Cobalt Carbide Drill Bit Set Straight Handle Twist Drill Set

Perfect Drill Bits:

Precision grinding process, clean surface, high grinding accuracy.

Universal round shank, widely used in tool holding system and tight clamping.

135° Split Point &Twist Design:

135 degree quick cutting point auto-center, less pressure,

fast penetration, less walking, sharp and durable cutting edge.

Twist Design.Faster chip removal

Size：

13Pcs：11/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 11/64", 3/16", 13/64", 7/32", 15/64", 1/4"