15/16" X 7/16" Pilots for Counterbore Shopify Collective Part Number DWDBL15/32

Part Number DWDBL15/32

Part Number: EZ-EZ-450-4

Diameter: M12

Part Number DWRR13

Part Number DWRR59

15/16" X 7/16" Pilots for Counterbore Shopify Collective Part Number DWDBL15/32Product 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