high-speed tool steel for drill
post date: jan 04,2022 expiry date: jan 04,2023 detailed description: price:1 usd metric tons high-speed tool steel for drill-dalian yongbao new material technology co., ltd founded in1999, it covers an area of 20,000m², construction area is 12,000m², a private enterprise which set smelting, electroslag remelting, forging, steel rolling.our company produces high speed tool steel, die…
