1" X 3/8" Pilots for Counterbore BoltsandNuts.com 8 Hex Head Cap Screws

8 Hex Head Cap Screws DIN 931 / 933 Zinc Clear

and square shapes

Part Number: 62C175ASBSS

Part Number T/A54235

Size 1"-18

1" X 3/8" Pilots for Counterbore BoltsandNuts.com 8 Hex Head Cap ScrewsProduct 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