Nachi 100% Original 1372921 5/16 118° 165.00mm OAL, M42 8% Cobalt Extra Long Drill 1 pcs

• Unique flute geometry allows for excellent chip removal.
• Longer tool life than your regular high speed steel & high speed steel cobalt drills.
• Non-step drilling up to 20XD in cast iron, alloy steel & carbon steels.
• Suitable for drilling in carbon steel, alloy steel, cast iron, die steel & stainless steel.
• Premium high speed steel cobalt with composite multi-layer AG TiAlN coating.

Notes

• Pre-hole should be drilled.