What is the Purpose of The Two Unthreaded Holes in Some of the Low Pressure Unions - FAQ
Date: 14-MARCH-2024 Last Updated: 8-NOVEMBER-2025
The unthreaded holes were once introduced to place Tees & Crosses safely on or in an instrument or a lattice.
The unthreaded holes were once introduced to place Tees & Crosses safely on or in an instrument or a lattice.