Century Drill And Tool Step Drill 8 Steps #20 9/16″-1″ Hss Zirconium Coated Step Depth 1/8″ Shank 3/8″ Size:#20 9/16″-1″ x 1/8" x 3/8" Electric signs and outline lighting

Electric signs and outline lighting supply and secondary-circuit conductors per NEC® 600

according to label instructions

3/8" x 50’ white nylon solid braid

Features double barbs for a stronger hold

will stretch to fit over most large key heads for easy color identification

Century Drill And Tool Step Drill 8 Steps #20 9/16″-1″ Hss Zirconium Coated Step Depth 1/8″ Shank 3/8″ Size:#20 9/16″-1″ x 1/8" x 3/8" Electric signs and outline lightingHigh speed step drill for drilling and deburring holes in ferrous and non ferrous metals plastics and wood up to 1 8 Inch thick Double flute design reduces chatter and deburrs holes Zirconium coating reduces wear for a longer tool life