DIN 908 Hexagon Socket Screw Plugs Steel 3/8" - 100 pcs 1/2" - 100 pcs 3/4" - 300 pcs 1" - 600 pcs DIN 7603A sealing rings for plugs Copper 17x21x1,5 - 100 pcs 21x26x1,5 - 100 pcs 27x32x2,0 - 300 pcs 33x39x2,0 - 600 pcs Enquiry ONLY for suppliers from Europe - we need short delivery term. Payment in advance.