Available types and specification for thumbs

1. Progressive Thumb(PTMB)

Maximum angle of upward curling with gripped object.
Effective and convenient for handling of stone, asphalt...
Easy to attach by welding on the backside of excavator arms

2. Advanced Thumb(ATMB)

Firm and effective grip.
Effective and convenient for handling of stone, asphalt...
Easy to attach by welding on the backside of excavator arms