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HSS Heavy Duty 5/16" Type 240-A Drill Bit

Qty. per pack: 6

• Manufactured from premium high-speed steel.
• Heavy-duty construction for drilling in tougher materials.
• 135º split point design. 135º split point is self-centering for reduced thrust and easier penetration.
• Black Oxide surface finish increases wear resistance and adds lubricity to improve chip flow.
• Manufactured to NAS 907 B aerospace specification.
Specifications
Diameter: 5/16"
Overall Length: 4 1/2"
Flute Length: 3 3/16"

$19.98Price:
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