The Dormer NPT tap is a high-precision tool specifically designed for machining tapered pipe threads according to the NPT standard (National Taper Pipe). With a thread diameter of 1/8 inch and a pitch of 27 threads per inch, this tap is ideal for applications in construction steel, carbon steel, ferritic stainless steel, and gray cast iron. The ground HSS surface enhances cutting performance and durability, while the dimensions conforming to ISO 2568 standards ensure consistent and reliable performance. The tap is uncoated and offers high precision in thread manufacturing. It is a single piece that stands out for its robust construction and ability to work with various materials. This tool is an essential aid for professionals who value quality and efficiency.
tap type | Threading die |
thread type | NPT1/4 |
Set | Singles |
Item number | 22161160 |
Manufacturer | Dormer |
Category | Threading taps + Threading dies |
Manufacturer no. | F1801/8 |
Release date | 13/9/2022 |
tap type | Threading die |
thread type | NPT1/4 |
Internal diameter | 203.20 mm |
Outside diameter | 30 mm |
gradient | 0.15 mm |
DIN standard | ISO 2568 |
Set | Singles |
Direction of rotation | Right + Right |
Country of origin | Germany |
CO₂-Emission | |
Climate contribution |
Scope of delivery | 1 cutting die |
Length | 11 mm |
Diameter | 30 mm |
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