1. a widened fuselage, enhance the stability of work processes, eliminate fuselage vibrations.

2. the mining structure of transmission gears, transmission torque, cutting simply do not rebound.

3. the cutter block 40COR forged steel, and rigid than the General cohesion blade and durability.

4. each cutter with 8 screws lock, rock-solid, cut surface is smooth, no guarantee to play knife.