Zinc Coated Hard Brass wire Dia 0. 25 mm, 5 micron Filters for Wire EDM with centre hole Size: 340x25x300 mm, Wire Guide Upper M117 & Wire Guide Lower M133 ( For 0. 25 mm wire ), Carbide 4 Set 35x19. 85x6. 75 ( Upper mm & lower 35x17. 4x4. 45 mm ), De- ionization Resin for EDM E61030100025