Sutton Tools Jobber Drill Set - Blue Bullet

• Sutton Tools Blue Bullet jobber drills are a general-purpose drill bit designed for machine and handheld drilling ferrous metals.
• The blue finish reduces chip build-up on the cutting edge and is a better choice when drilling ferrous materials.

Features

• 118° web thinned point reduces the amount of thrust required.
• Precision engineered parallel shank for the accurate hole size.
• Made from M2 High-Speed Steel (HSS) offering the best combination of strength, heat & wear resistance.
• Blue surface finish for ferrous applications.
• The steam oxide finish prevents chip build-up on the cutting edges and reduces cutting friction, especially in low carbon steels.

Inclusion

• 1.0 – 10.0mm x 0.5 (Plus BONUS 25ml Venom Cutting Paste)
• 101 pieces
• Plastic case

Applications

• Optimal for Steel - Non-alloy, cast & free cutting (~ 0.15 %C)-125HB
• Optimal for Steel - Non-alloy, cast & free cutting (~ 0.45 %C)-190HB
• Optimal for Steel - Non-alloy, cast & free cutting (~ 0.45 %C)-250HB
• Optimal for Steel - Non-alloy, cast & free cutting (~ 0.75 %C)-270HB
• Optimal for Steel - Low alloy & cast < 5% of alloying elements-180HB
• Optimal for Steel - Low alloy & cast < 5% of alloying elements-275HB
• Optimal for Steel - High alloy, cast & tool-200HB