Descriptions

• Precision drill for machine use
• Refer to Carbide Drill section for VHM Spotting Drills

Features

• Spotting Drill for “seat” position accuracy
• 90° offers hole chamfering & spotting with the one tool
• 120° for spotting, matching a typical drill point
• Only drill to the depth of the point

Specifications

• Designation: N
• Material: High Speed Steel Cobalt
• Finish: TiN
• Shank Form: A
• X: als
• Point Tolerance: h8
• Shank Tolerance: h9
• Point Type: 120°
• Cutting Edges: ul
• Standard: DIN 1897

Applications

• Optimal for Steel - Non-alloy, cast & free cutting (~ 0.15 %C)- 125 HB
• Optimal for Steel - Non-alloy, cast & free cutting (~ 0.45 %C)- 190 HB
• Optimal for Steel - Non-alloy, cast & free cutting (~ 0.45 %C)- 250 HB
• Optimal for Steel - Non-alloy, cast & free cutting (~ 0.75 %C)- 270 HB
• Optimal for Steel - Low alloy & cast < 5% of alloying elements- 180 HB
• Optimal for Steel - Low alloy & cast < 5% of alloying elements- 275 HB
• Optimal for Stainless Steel – Austenitic- 180 HB
• Optimal for Stainless Steel – Duplex- 250 HB
• Optimal for Cast Iron, Grey (GG) - Ferritic / Pearlitic- 180 HB
• Optimal for Cast Iron, Nodular (GGG) - Ferritic- 160 HB
• Optimal for Aluminum & Magnesium, wrought alloy - Non Heat Treatable – 60 HB
• Optimal for Aluminum & Magnesium, wrought alloy - Heat Treatable – 100 HB
• Optimal for Aluminum & Magnesium, cast alloy ≤12% Si - Non Heat Treatable – 75 HB
• Optimal for Aluminum & Magnesium, cast alloy ≤12% Si - Heat Treatable – 90 HB
• Optimal for Copper & Copper alloys (Brass/Bronze) - Free cutting, Pb > 1 -110 HB
• Optimal for Copper & Copper alloys (Brass/Bronze) - Bronze (CuSn) – 100 HB