[Features] ●It can be easily expanded and contracted with an electric screwdriver or wrench. ●A large working space can be secured because earth retaining can be done on all four sides. ● Wire hanging is possible when installing or removing. ● Depending on the site environment, it can be installed and removed separately, greatly reducing the time required.
[Use] ● Manhole installation work, foundation block burying work, water gas piping work, etc. ●Catchment pit construction, utility pole construction, road sign foundation construction, etc.
【specification】 ●Type: 2J - Total length (mm): 784 - Outer dimensions when set (mm): 720 to 970 -Adjustment width (mm): 250 ●Handle length (mm) ●Tip diameter (mm)
[Specification 2] Recommended by the Ministry of Health, Labor and Welfare; ●2J type
