Features:

• 100% brand new and noble quality.
• Suitable for drilling, tapping, cutting on soft metal, aluminum plate, iron, etc.
• Fast replacement composite cone, uses drill edged principle.
• Drilling and tapping in one, one-step processing, greatly save processing steps and time costs, improve working efficiency.
• Self-centering point, do not need assistant center drilling or center punching.
• High hardness, rustproof, solid and durable.

Specifications:

• Material: HSS
• Shank diameter: 6.35mm hex shank(1/4")
• Color: silver tone
  
• Full length: 56mm
• Blade length: 28mm
• Shank length: 30mm
• Blade diameter: 6-32NC(3.5mm) 
• Weight: about 8g/pcs

Package Included:

• 5x 6-32NC Hex Shank HSS Drill Bit & Screw Tap of Imperial Units