Irwin® 12413 High Speed Steel Countersink Drill Bit, Black Oxide, 3/4" HELLOFALL10 Alkyl C12-14 Dimethylethylbenzyl Ammonium Chloride

Alkyl C12-14 Dimethylethylbenzyl Ammonium Chloride (Surfactant - Cleaning Agent)

Larger mop head covers 25% more surface area

Curing Time : 72 hr

Let dry completely

Irwin® 12413 High Speed Steel Countersink Drill Bit, Black Oxide, 3/4" HELLOFALL10 Alkyl C12-14 Dimethylethylbenzyl Ammonium ChlorideIrwin Countersink Drill Bit is made from industrial grade high speed steel for increased durability. Precision ground 82 degree tip for countersinking most machinable metals, wood or plastic. Five flute design reduces vibration for smoother drilling and extended life. 1 4" round shank fits all handheld and stationary drills. Includes a black oxide finish for added corrosion resistance. Diameter: 3 4" Flute Length: 5 8" Overall Length: 1 13 16" Shank