Sems Screws 2 Carbon Steel Machine Screws Product Introduction: Sems Screws can be used for many different applications such as Tower & Pole, Oil & Gas, Furniture & Decoration, Highway Guardrail, Mechanical Machine, High-Speed Rail & Train, Solar Energy, Metal Building etc. FYFasteners manufactures all the standard sizes in most ASTM, SAE and DIN specifications, including nonstandard dimensions. Standard ASME/ANSI, DIN, ISO, JIS, BS standard/non-standard sizes Material Carbon Steel, 1022+heat treatment, stainless steel etc Head type Flat CSK, pan, truss, hex, round, cheese, oval etc Drive type Phill, cross recess, torx, square, slotted etc Finish (Clear/ yellow/ blue) zinc plated, black/grey phosphate etc Package Bulk in cartons+ wood solid pallet or custom packing Delivery time Flexible upon order qty, normally within 30-40 days Payment T/T, L/C , Western Union etc Trade term FOB, CIF, CFR, EXW, DDP, DDU etc Torx Sems Screws with different Head types: Flat CSK, pan, truss, hex, round, cheese, oval etc. Sems Screws can be used for Tower & Pole, Oil & Gas.