Description:

This 20 piece micro drill bit set features high speed steel construction for precision drilling in mild steel, copper, aluminum, plastic, and wood. These fully ground jobber bits provide high hardness and wear resistance for a long service life.

• Material: High Speed Steel HSS W6542
• Quantity: 20 pieces
• Drill Bit Diameters: 0.2mm and 0.25mm
• Shank Diameter: 0.2mm and 0.25mm
• Total Length: 20mm and 21mm
• Flute Length: 4mm
• Flute Design: Fully ground spiral flute to reduce friction and heat
• Tip Style: Split point for self centering and increased cutting speed
• Shank Type: Straight round shank
• Finish: Uncoated
• Recommended Surfaces: Plastic, Iron, Copper, and Wood