25/64" X 5/32" Pilot Hole HSS Straight Shank Counterbore Quantity:1 Part Number: BIT-DAM316712

Part Number: BIT-DAM316712

Part Number: 62X400DPAPL

Part Number: EZ-EZ-329-008

Drill Bit Size: 37/64"

Size #10-24

25/64" X 5/32" Pilot Hole HSS Straight Shank Counterbore Quantity:1 Part Number: BIT-DAM316712Product 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