Edge Welding Supply
GL-18/21DTool EDGE 18 & 21 Diffuser Placement Tool
18 & 21 EDGE Diffuser Placement Tool
GL920-18/21DTOOL
Diffusers sold separately
Use with Diffusers EDGE 18 and EDGE 21 Diffusers and EDGE Cups GL920-15D, GL920-P15D and GL920-18D, GL920-P18D