a) Cutting the adjustable rudder straps ( 4 pieces) and the trimmer base steel plate ( 2 pieces) from 0.063" steel sheet- ( 2 hrs). b) Grinding and file all sides of the adjustable rudder strap and the trimmer base plate - ( 3.25 hrs) c) Shaping the tag strap (35 pieces) - ( 1.75 hrs)