Our products include 3 series: First: rail fastening and clamping products; 1. Clips and clamps: E series include:E1609ãE1809ãE1817ãE2007ãE2009ãE2055 and G series include SKL1ãSKL3ãSKL12ãSKL14ãSKL75 and other clamps; 2. Square head screw spikes and hook spikes: Diameter 5/8ã3/4ã7/8ã15/16ã1â³, length from 4â³ to 12â³series spikes and Ss series include Ss5ãSs8ãSs23ãSs25ãSs36 spikes; 3. Track bolts: T bolts of the HS26ãHS32 series, switch bolts, square head bolts, railway bolts and 70 series railway bolts; 4. Insulators: Nylon insulators used for E Clips and SKL clips; 5. Dowels: Plastic, rubber and nylon dowels used for all kinds of screw spikes; 6. Shoulders: Used for all kinds of cast shoulders, pre-embed shoulders; 7. Insulating pad: Plastic, rubber and EVA pad Used for E clips and SKL clips; 8. Steel pad: Cast, steel pad used for E clips and SKL clips. Second: Rail connecting parts: 1. Fish plate: America used 115RE, 132RE fish plates; Europe, Africa and Asia used UIC54, UIC60 fish plates, South America used TJ45, TJ57 fish plates and the UK used BS60, BS75 fish plates; 2. Fish bolts: Bolts used for the fish plates listed above; 3. Gauge rod: AREMA 1-1/4â and UIC, BS rail used gauge rods. Third: High strength bolts and other non-standard fasteners: 1. Hex boltsï¼with the diameter over M24 DIN,ASTM, BS Hex bolts, grade 4.6ã4.8ã5.6ã5.8ã6.8ã8.8ã10.9ã12.9; 2. All kinds of nuts, standard parts, washers, electrical bolts, industrial construction bolts and precision parts.