作者: David M. Ambrose
DOI:
关键词: Communication channel 、 Hand tool 、 Penetration (firestop) 、 Mechanical engineering 、 Structural engineering 、 Front (military) 、 Engineering
摘要: A hand tool for subsurface placement of wires, cables and other elongated strand-like elements into soil like materials wherein the includes a body having front tapered penetration end. The is generally hollow channel which extends from rear portion to discharge opening adjacent may include an tortuous slot formed in side wall through wires be laterally inserted channel.