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Frequently Asked Questions
What is the OSG 1/8"-27 NPS pipe tap used for?
This OSG pipe tap is used to cut internal NPS (National Pipe Straight) threads in metal components for pipe and conduit connections. It is common in plumbing, hydraulic, and pneumatic systems where a straight thread seal is required.
What are the specifications of the OSG 1330101 pipe tap?
The OSG 1330101 is a 1/8"-27 NPS pipe tap with 4 flutes, made from black oxide high speed steel. It is designed for general purpose threading in steel, stainless steel, and other metals. The black oxide finish reduces friction and improves chip evacuation.
Where to buy OSG pipe taps in worldwide?
3G Electric supplies OSG pipe taps like the 1330101 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this and other OSG threading tools.
How to select the correct pipe tap for NPS threads?
Select a tap marked with the exact thread size and pitch, such as 1/8"-27 NPS. Ensure the tap material matches your workpiece: high speed steel for general use, or cobalt for harder materials. Use proper tapping fluid and align the tap perpendicular to the hole to avoid breakage.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG general purpose pipe taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.










