• Thread Size: 5/16"-18

• Overall Length: 2-23/32"

• Flute Length: 1-1/8"

• Flutes: 4

• High Speed Steel

• Taper Taps Have A Chamfer Between 7 To 10 Threads

• Taper Taps Distributes The Cutting Force Over A Large Area

• Most Commonly Used As A Starting Tap For Blind Holes Or For Through Holes

Warning this product can expose you to chemicals including Lead, 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.