9/16" X 7/16" Pilots for Counterbore Shopify Collective brass and non-metallics

brass and non-metallics

Tap Size 1-1/2"-6

Size m15 x 2

Part Number: EZ-SK31615

ANSI IMPACT RATING:1

9/16" X 7/16" Pilots for Counterbore Shopify Collective brass and non-metallicsProduct 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