50PCS/LOT) 1.6x400MM EDM Brass Tube Single Hole, Brass EDM Tubing

50PCS/LOT) 1.6x400mm Brass Tube Multihole, Brass EDM Tubing Electrode Multichannel Dia. 1.6 x 400 Long for Electric Discharge - AliExpress

50PCS/LOT) 1.6x400MM EDM Brass Tube Single Hole, Brass EDM Tubing

ZhongTe Ruby Guide Ø0.3-3.0mm (D12x42H) ZZ140 Stainless Steel Case+Ruby Insert. edm Drill Pipe Guide for Small Hole EDM Machine - AliExpress

50pcs/lot) 1.6x400mm Edm Copper Tube Single Hole, Copper Edm Tubing Electrode Tube Single Channel, Diameter 1.6mm, 400mm Long - Wire Edm Machine - AliExpress

50PCS/LOT) 1.6x400MM EDM Brass Tube Single Hole, Brass EDM Tubing Electrode Tube Single Channel, Diameter 1.6mm, 400mm Long - AliExpress

50pcs/lot) 1.6x400mm Edm Copper Tube Single Hole, Copper Edm Tubing Electrode Tube Single Channel, Diameter 1.6mm, 400mm Long - Wire Edm Machine - AliExpress

Quality tube with free worldwide shipping. At the same time, the product is packed in a plastic box and is suitable for various types of tube terminal

(50PCS/LOT) 1.6x400MM EDM Copper Tube Single Hole, Copper EDM Tubing Electrode Tube Single Channel, Diameter 1.6mm, 400mm Long

ZhongTe Ruby Guide Ø0.3-3.0mm (D12x42H) ZZ140 Stainless Steel Case+Ruby Insert. edm Drill Pipe Guide for Small Hole EDM Machine - AliExpress