US$ 13.00
Body Dia 17/64"
Part Number DWTB1-1/2-6
Flute Length 5/16"
Part Number: 87F550HCSSS
5/8" X 3/8" Pilots for Counterbore Quantity:1 Body Dia 17/64"Product 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
US$ 13.00
US$ 15.00
US$ 14.90
US$ 28.20