Tweco Roto-Ground 1500 A Rotary Ground Device for 4-4/0 cable size is extremely efficient for grounding weldments while rotating on turning rolls or positioners. 10 5/8″ Long device with 2 heads and 1 3/8″ NC shaft stud is made of copper alloy. Device has 2″ shaft shouldering up to a steel nut that is welded to the user’s rotating work or fixture. Device without brushes, springs or mercury features simple tension adjusting bolt for high efficiency..

Amperage Capacity:1500 Amps