Shop › Wood Darby 48" Image 1 of 1 Wood Darby 48" $69.00 Finishing tools are used at the end of the shotcrete process to shape and smooth the concrete. Add To Cart Added! Finishing tools are used at the end of the shotcrete process to shape and smooth the concrete. You Might Also Like Slurry- 50 lb. Bag $40.00 24" Flexible Finishing Rod $109.00 Aluminum Finishing Rod from $175.00 Fresno Finishing Tool from $97.00 Ground Wire from $45.00