- Alpha HSS Hand Taps are precision manufactured in Europe to ISO529 standards.
  - HSS Hand Taps are general purpose taps suitable for hand and machine operation, and are suitable for production use. 
  - 2N Tolerance for optimum thread fit that balances fastener performance, manufacturing, economy and convenience.
  - Suitable for use in Steel, Aluminium, Copper, Brass etc.
  - Always use lubricant. Click here for our range.
  
 TAPER taps have a lead of eight threads and are used as a starting tap in difficult or high precision holes. Alpha Taper taps can be identified by the single ring on the shaft near the driving square.
  -  Diameter: 3mm 
  - Pitch: 0.5mm 
  - Overall length: 40mm
  - Shaft Diameter: 3.5mm 
  - Drive Square: 2.7mm
  - Tapping Drill Size: 2.50mm