Description:1\/4 Inch to 1-3\/8 Inch Spiral Groove Step Drill Bit Round Shank
Specification:
1\/4!#!amp!*!quot; to 1-3\/8!#!amp!*!quot; Spiral Flute Step Bit (10 Steps)
Steps: 1\/4!#!amp!*!quot;， 3\/8!#!amp!*!quot;， 1\/2!#!amp!*!quot;， 5\/8!#!amp!*!quot;， 3\/4!#!amp!*!quot;， 7\/8!#!amp!*!quot;， 1!#!amp!*!quot;， 1-1\/8!#!amp!*!quot;， 1-1\/4!#!amp!*!quot;， 1-3\/8!#!amp!*!quot;
Solid Cobalt M42 Steel
Shank Size: 3\/8!#!amp!*!quot;
Features:
New Spiral Flute Design Cuts Faster and Straighter
Two Flute Design Automatically Deburrs While you Drill
3 Flat Sides on the Shank so the Bit will Not !#!amp!*!quot;Spin!#!amp!*!quot; in the Chuck
Package Included:1 x Step Drill
More Details: