• Drill Bit Size (mm): 4.2
• Drill Bit Size (Decimal Inch): 0.1654"
• Drill Point Angle (Degrees): 135
• Drill Bit Material: High Speed Steel
• Drill Bit Finish/Coating: Black Oxide
• Flute Type: Spiral
• Cutting Direction: Right
• Shank Type: Straight
• Coolant Through: No