7/8" X 1/4" Pilot Hole HSS Taper Shank Counterbore Quantity:1 Use this tool to identify

Use this tool to identify the measurements of blind pop rivets & rivet nuts

Part Number DWTST2-3/8-16P

Measures fractional bolts from size #4 to 1" up to 7" long

Part Number CTC5-530-905

7/8" X 1/4" Pilot Hole HSS Taper Shank Counterbore Quantity:1 Use this tool to identifyProduct 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