7/8" X 1/4" Pilot Hole HSS Taper Shank Counterbore Quantity:1 Measures fractional bolts from size
Description
Measures fractional bolts from size #4 to 1" up to 7" long
The BoltsandNuts
non-ferrous alloys
Use this tool to identify the measurements of blind pop rivets & rivet nuts
Part Number CTC5-530-281
7/8" X 1/4" Pilot Hole HSS Taper Shank Counterbore Quantity:1 Measures fractional bolts from sizeProduct 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
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