1-5/8" X 7/16" Pilot Hole HSS Taper Shank Counterbore BoltsandNuts.com Part Number CTH3875

Part Number CTH3875

Part Number DEWSFC1/2-90

it’s lightly textured to provide your hands extra grip when working • Steel Striking Cap Contacts Bar – The 1-inch diameter solid steel striking cap is designed to be struck by a hammer

including Phillips

Length 6-9/16"

1-5/8" X 7/16" Pilot Hole HSS Taper Shank Counterbore BoltsandNuts.com Part Number CTH3875Product 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