The instrument is mainly used for borehole determination in mining, hydrology, borehole of concrete pile detection

GDC-1A Manual Winch 

Purpose:

The instrument is mainly used for borehole determination in mining, hydrology, borehole of concrete pile detection. It uses a motor to pull cable
 
Technical parameters

1. If use three cores plastic sheath cable of Φ5.6mm, it can wind 500m cable. Total cable tension is 200 kg;
2. If use seven cores rubber sheath cable of Φ11.3mm, it can wind 120 m cable. Total cable tension is 350 kg;
3. If use four cores sheathed cable of Φ4.76mm, it can wind 700 m cable. Total cable tension is 1000 kg;
4. If use seven cores plastic cable of Φ6mm, it can wind 500 m cable. Total cable tension is 300 kg;