63/64" X 5/16" Pilot Hole HSS Straight Shank Counterbore Quantity:1 these bits produce clean

these bits produce clean

Part Number: BIT-DMS04-1040

Part Number: M20X130DPAPL

and straight mini pry bar

Size 2"-82

63/64" X 5/16" Pilot Hole HSS Straight Shank Counterbore Quantity:1 these bits produce cleanProduct 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