36" Orange Thunder™ with KO-20™ Technology Tapered Darby with 2-Hole Wood Grip Arrow Concrete Groover It has a knurled two-part

It has a knurled two-part brass thumb knob for all necessary adjustments

Use with 1-3/8" or 1-3/4" snap/button bull float brackets

ensuring you always have a backup on hand

To be used only in combination with cordless (battery operated) angle grinders

Versatile tool has a round edge for floating and a square edge for cutting

36" Orange Thunder™ with KO-20™ Technology Tapered Darby with 2-Hole Wood Grip Arrow Concrete Groover It has a knurled two-partThe latest technology in concrete floating! The Orange Thunder with KO 20 Technology Darby is made with the latest advancement in construction tools. Lightweight, engineered material allows for seamless motions to quickly bring up bleed water to open the surface as it levels and smooths. This 36" tapered darby features curved surface lines to evenly distribute the paste to keep the surface open longer. The blade tapers from 3 1 2" on the heel down to