Features and Benefits:

• Zirconium coating reduces wear for a longer tool life
• Premium High Speed Steel
• Designed to cut through thin hard metals
• 12 step cuts holes from 3/16" to 7/8", 1/8" step depth
• 3/8" shanks fit all popular drills

Step Drill Bits are for cutting ferrous and non-ferrous metals, plastics and wood up to 1/8" thick. Its double flute design reduces chatter and deburrs holes.