Range of Cut: 3/16" to 0.4890"
For No. 12 to 14 Screws
Produce Smooth, Round Countersunk Holes Every Time
 
Cuts faster than standard countersinks, and leaves a finished hole every time. Smooth drilling action from single cutting edge prevents chatter and fluted edges. The 1/4" (6 mm) shank diameter fits any 1/4" or 3/8" drill chuck.