1" X 5/16" Pilots for Counterbore Shopify Collective Part Number: 75C200NCPLSS

Part Number: 75C200NCPLSS

Part Number: 100C500HSBA325PL/PT

Vibra-Tite #: 202

Part Number D/ACT5

Size SF-6NF

1" X 5/16" Pilots for Counterbore Shopify Collective Part Number: 75C200NCPLSSProduct 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