1.our factory produce hex head screw/bolt 2. size: m6-30x20-250mm 3. ... motorcycles, agricultural machinery, construction, transportation, electric power, electronics, chemicals, and home appliances, military industry and other industries11)minimum order:1ton12)packing: 50kg ... with plastic bags+ strong wooden pallet AND at buyer's option13)delivery lead time: 30days high quality and best price hex bolt