• Diameter: #21

• Decimal Equivalent: .1590"

• Flute Length: 2-1/8"

• Overall Length: 3-1/4"

• 135° Split Point

• Shank: Straight

• Gold Oxide Finish

• Designed For Metal And Wood Cutting

• Pilot Hole For 10/32 Tapping

• Cobalt Drills Maintain Their Cutting Ability At High Temperatures And Are Extremely Resistant

Warning this product can expose you to chemicals including Cobalt, which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.