... 2000m), 9,840' (3000m) and 13,123'(4000m) which is the largest truck-mounted drilling rig, and static hook load ranging from ... 253000lbs (1125kN) to 505800lbs (2250kN). The truck- mounted drilling rigs feature heavy working load, reliable ... locking pin for mast, air controlled auxiliary brake and the guard for engine designed for different climatic conditions.Main Products ...