Irwin Industrial Tools 15502 Unibit 502T Titanium Nitride Coated Step Drill Bit Set with Nylon Pouch. 3-Piece Cooling System 9" x 22" x 54

9" x 22" x 54

200mm 3/8" drive 200mm

Flexible abrasive cylinder hone for surface finishing and cross hole deburring

Manufacturer Part Number: US-307S

and any job where the quality of your tools is key

Irwin Industrial Tools 15502 Unibit 502T Titanium Nitride Coated Step Drill Bit Set with Nylon Pouch. 3-Piece Cooling System 9" x 22" x 54The IRWIN Unibit 3 Piece TiN Step Drill Set features drill bits with single flute cutting edges for greater control through steps. The hex shank on the drill bits helps prevent slipping in the drill chuck. IRWIN Unibit step drill bits have a nonskid. self starting tip to minimize skidding and the need for center punching. The titanium coating withstands heat and friction to extend the cutting edge life. What's in the Box #1 bit for drilling holes 1 8