Model Number: I-381 Brand Name: Ican Key Specifications/Special Features: Available materials:Carbon steel: stainless steel, brass or brass alloy, bronze aluminum or aluminum alloyFastener standards: DIN, ANSI, JIS, BSW and GBAvailable surface finishing: zinc-plated, black anodize, nickel-plated, chrome-plated and moreHeat-treatment: material modification, carburized and morePerformance: exacting shoulder tolerances make these screws ideal for precise applicationsSample confirmation: we can make sample within 7 days free of charge if tools are availableLead-time (mass production): within 15 working days as usual after confirming the sample and receiving the deposit, it will be based on the detailed order quantityPacking: carton package with the inner sealed polybag pack and stripe pack on the surface or pallet package