Griffin Tools
Start forming your female ground joint socket with this brass reamer. Then smooth and finial size with a Griffin Finishing tool.
12.7 MM x 2.4 MM Schott Medium Wall Tube
6 MM Schott Clear Rod
9.5 MM x 2 MM Schott Medium Wall Tube
26 MM x 4 MM Schott Heavy Wall Tube
19 MM x 3.2 MM Schott Heavy Wall Tube