IRWIN Tools Impact Performance Series Insert Bit Set, Assorted Hex, 1-Inch Length, 8-Pack (1902388)
IRWIN Tools 2-1/2 Inch Speedbor Lock N' Load Quick Change Bit Holder (4935703)
Kodiak Cutting Tools KCT136475 USA Made Solid Carbide End Mill, Long, 4 Flute, 1/4" Shank, 1" Length of Cut, 4" Overall Length, 1/4" Diameter
DEWALT DW1803 Heavy Duty 7/16-Inch Shank Quick Change Mandrel (Fits Hole Saws 1-1/4-Inch - 6-Inch)