• 4140 steel drill bits heat treatment sheet metal part investment casting
  • 4140 steel drill bits heat treatment sheet metal part investment casting
  • 4140 steel drill bits heat treatment sheet metal part investment casting
  • 4140 steel drill bits heat treatment sheet metal part investment casting
  • 4140 steel drill bits heat treatment sheet metal part investment casting
  • 4140 steel drill bits heat treatment sheet metal part investment casting

4140 steel drill bits heat treatment sheet metal part investment casting

USD $1 - $5 / Ton
5 Tons(Min.Order)
  • 1000 Ton / Tons per Month
  • Tianjin Xingang
  • T/T L/C D/P D/A Credit Card Other
  • 30 days