Boat Fishing Rod Holder, Plastic Fishing Rod Holder  

The dead end clamp shall meet the following requirements according to its function: (1) Have enough clamping force to reliably clamp the drilling tool in the hole when lifting and lowering the drilling tool; (2) It can produce enough friction torque and avoid slipping when screwing and unloading drilling tools; (3) Fast clamping and loosening action and automatic centering; (4) The slip has appropriate hardness and large friction coefficient, and will not damage the drill pipe surface during clamping; 。 (5) The utility model has the advantages of simple structure, small volume, convenient operation, safety, reliability and easy maintenance.