Pay in 4 interest-free payments of $5.02 Learn more
Ships within 48 hours · Estimated delivery Aug 25 - Aug 30
Shape: Cylindrical Radius-End Double Cut
Shank Size 1"
Vibra-Tite #: 219
Part Number: BIT-DMS73-2530
Part Number KFD3F13/16
7/8" X 1/4" Pilots for Counterbore BoltsandNuts.com Shape: Cylindrical Radius-End Double CutProduct Description Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is shallow (1 8" or less), the operations is usually known as spot facing; for example, a flat seat for a bolt head or nut. If, on the other hand, the hole is enlarged to a considerable depth, it is designated as counterboring. These counterbores are made of two piece construction, having an integral shank and
