Irwin Wood Countersinks #4 x 7/64" Brand_Kindred 2 Atm 20 Fuses

2 Atm 20 Fuses

For tightening nylon ties when securing flex duct to take-off collars

The white stays white and colors bright and clear

satin lacquer clear wood finish

perfect for either hanging or flush mount installation

Irwin Wood Countersinks #4 x 7/64" Brand_Kindred 2 Atm 20 FusesTapered drill with widened flutes for drilling fast, clean pilot holes. Adjustable four cutter counterbore cuts and clears chips quicker for fast, smooth countersinking. Counterbore attaches to flats on shank with two hex screws for a secure fit, and can be adjusted for controlled pilot hole depth. 1 4" quick change shank reduces slipping in standard chucks and is compatible with all 1 4" quick change chucks, including impact drills.