This EDM electrode tube is the single hole brass tube for small hole popping drilling EDM.
Copper Single Hole EDM Tubes - EDM Supplies for Small Hole Drilling
Brass – PT Metro Rekayasa Indonesia
GALVANISED FLAT BARS – PT Metro Rekayasa Indonesia
EDM Brass Pipe Multi Hole Electrode Tubes for Small Hole Popping EDM Machine
Pipe electrode tube multi channel, multi hole 5.0*300mm for EDM drilling machine - China Ningbo De-Shin Industrial
Stainless Steel Material – PT Metro Rekayasa Indonesia
Products & Solutions – PT Metro Rekayasa Indonesia
Bronze – PT Metro Rekayasa Indonesia
Brass Multi Channel EDM Tubes - EDM Supplies for Small Hole Drilling
Derlin Engineering Plastics – PT Metro Rekayasa Indonesia
Products & Solutions – PT Metro Rekayasa Indonesia
Stainless Steel Material – PT Metro Rekayasa Indonesia
30pcs/lot) 4.2x400mm Brass Tube Single Hole Type, Edm Brass Tubing Electrode Single Channel Dia. 4.2mm 400mm Long For Drill Edm - Wire Edm Machine - AliExpress