2 3/4" AMS 301.79 확장형 젖은 토양, 점토 및 진흙 샘플을 채취하기위한 드릴링 장비 세트

Depth of sampling: 8'

These soil augers use snap pins to lock the cross handle, two concentric extendable extension pieces, and the bucket auger together.

It is designed for easy transport and storage. 

Diameter:  2 3/4"

Length: 5' 4" (when not extended)

The soil auger heads have a stainless steel cylinder and high carbon steel bits with a tungsten carbide hard surfaced cutting edge.

Weight: 6.0 lb