Features

• For use by hand with suitable wrench.
• Suitable for tool rooms and workshop use.
• Used prior to tapping tapered forms 1:16 taper (BSPT, NPT).
• Prolongs tap life, especially in tough materials.

Specifications

• Designation: N
• Material: High Speed Steel (HSS)
• Finish: Bright
• Helix Angle: L15
• Type: Taper Pipe
• Standard: Sutton

Applications

• Steel - Non-alloy, cast & free cutting (~ 0.15 %C): Annealed
• Steel - Non-alloy, cast & free cutting (~ 0.45 %C): Annealed
• Steel - Non-alloy, cast & free cutting (~ 0.45 %C): Quenched & Tempered
• Steel - Non-alloy, cast & free cutting (~ 0.75 %C): Annealed
• Steel - Low alloy & cast < 5% of alloying elements: Annealed
• Optimal for Cast Iron, Grey (GG) – 180 HB