鋳鉄 溝のない排水管 修理 検査 ケーブルトレイ 交差型シャフトピン

Video Description:
Discover the Cast Iron Trenchless Drain Pipe Repair Inspection Cable Tray Reciprocating Shaft Pin, a high-strength steel component designed for fixing cable reels in pipeline inspection and repair equipment. Ideal for trenchless repair solutions.